Colibrí (Galician Wikipedia)

"Song sounds of various hummingbird species". All About Birds. The Cornell Lab of Ornithology, Cornell University, Ithaca, NY. 2015. Consultado o 25 June 2016.
"Rufous Hummingbird". Cornell University Laboratory of Ornithology. 2014. Consultado o 10 April 2014.
Connor J (15 October 2010). "Not All Sweetness and Light". Cornell University, Laboratory of Ornithology, Allaboutbirds.org, Ithaca, NY. Arquivado dende o orixinal o 16 de xullo de 2015. Consultado o 13 de marzo de 2017.

amherst.edu (Global: low place; Galician: low place)

www3.amherst.edu

Temeles EJ (1996). "A new dimension to hummingbird-flower relationships" (PDF). Oecologia 105 (4): 517–23. doi:10.1007/bf00330015.

animaldiversity.org (Global: 1,343^rd place; Galician: 554^th place)

ADW Universidade de Michigan Selasphorus platycercus broad-tailed hummingbird
Alaine Camfield, Kari Kirschbaum en ADW, 2007 Trochilidae

archive.org (Global: 6^th place; Galician: 4^th place)

Baldwin, M. W.; Toda, Y.; Nakagita, T.; O'Connell, M. J.; Klasing, K. C.; Misaka, T.; Edwards, S. V.; Liberles, S. D. (2014). "Evolution of sweet taste perception in hummingbirds by transformation of the ancestral umami receptor". Science 345 (6199): 929–33. PMC 4302410. PMID 25146290. doi:10.1126/science.1255097.
Colwell, Robert K. (2000-11-01). "Rensch's Rule Crosses the Line: Convergent Allometry of Sexual Size Dimorphism in Hummingbirds and Flower Mites". The American Naturalist 156 (5): 495–510. JSTOR 303406. doi:10.1086/303406.
Lisle, Stephen P. De; Rowe, Locke (2013-11-01). "Correlated Evolution of Allometry and Sexual Dimorphism across Higher Taxa". The American Naturalist 182 (5): 630–639. JSTOR 673282. PMID 24107370. doi:10.1086/673282.
Altschuler, D. L. (2003). "Flower Color, Hummingbird Pollination, and Habitat Irradiance in Four Neotropical Forests". Biotropica 35 (3): 344–355. JSTOR 30043050. doi:10.1646/02113.
Skutch, Alexander F. & Singer, Arthur B. (1973). The Life of the Hummingbird. New York: Crown Publishers. ISBN 0-517-50572-X.
Suarez, R. K.; Gass, C. L. (2002). "Hummingbirds foraging and the relation between bioenergetics and behavior". Comparative Biochemistry and Physiology. Part A 133 (2): 335–343. PMID 12208304. doi:10.1016/S1095-6433(02)00165-4.
Jarvis ED, Ribeiro S, da Silva ML, Ventura D, Vielliard J, Mello CV (2000). "Behaviourally driven gene expression reveals song nuclei in hummingbird brain". Nature 406 (6796): 628–32. PMC 2531203. PMID 10949303. doi:10.1038/35020570.
Hainsworth, F. R.; Wolf, L. L. (1970). "Regulation of oxygen consumption and body temperature during torpor in a hummingbird, Eulampis jugularis". Science 168 (3929): 368–9. PMID 5435893. doi:10.1126/science.168.3929.368.
Hiebert, S. M. (1992). "Time-dependent thresholds for torpor initiation in the rufous hummingbird (Selasphorus rufus)". Journal of Comparative Physiology B 162 (3): 249–55. PMID 1613163. doi:10.1007/bf00357531.
Hiebert, S. M.; Salvante, K. G.; Ramenofsky, M; Wingfield, J. C. (2000). "Corticosterone and nocturnal torpor in the rufous hummingbird (Selasphorus rufus)". General and Comparative Endocrinology 120 (2): 220–34. PMID 11078633. doi:10.1006/gcen.2000.7555.
Powers, D. R.; Brown, A. R.; Van Hook, J. A. (2003). "Influence of normal daytime fat deposition on laboratory measurements of torpor use in territorial versus nonterritorial hummingbirds". Physiological and Biochemical Zoology 76 (3): 389–97. PMID 12905125. doi:10.1086/374286.
Churchfield, Sara. (1990). The natural history of shrews. Cornell University Press. pp. 35–37. ISBN 0-8014-2595-6.
Warrick DR, Tobalske BW, Powers DR (2005). "Aerodynamics of the hovering hummingbird". Nature 435 (7045): 1094–7. PMID 15973407. doi:10.1038/nature03647.
Fernández, M. J.; Dudley, R; Bozinovic, F (2011). "Comparative energetics of the giant hummingbird (Patagona gigas)". Physiological and Biochemical Zoology 84 (3): 333–40. PMID 21527824. doi:10.1086/660084.
Clark, C. J.; Feo, T. J. (2010). "Why do Calypte hummingbirds "sing" with both their tail and their syrinx? An apparent example of sexual sensory bias". The American Naturalist 175 (1): 27–37. PMID 19916787. doi:10.1086/648560.
McKinney, A. M.; Caradonna, P. J.; Inouye, D. W.; Barr, B; Bertelsen, C. D.; Waser, N. M. (2012). "Asynchronous changes in phenology of migrating Broad-tailed Hummingbirds and their early-season nectar resources". Ecology 93 (9): 1987–93. PMID 23094369. doi:10.1890/12-0255.1.
Yanega GM, Rubega MA (2004). "Feeding mechanisms: Hummingbird jaw bends to aid insect capture". Nature 428 (6983): 615. PMID 15071586. doi:10.1038/428615a.
Baldwin MW, Toda Y, Nakagita T, O'Connell MJ, Klasing KC, Misaka T, Edwards SV, Liberles SD (2014). "Sensory biology. Evolution of sweet taste perception in hummingbirds by transformation of the ancestral umami receptor". Science 345 (6199): 929–33. PMC 4302410. PMID 25146290. doi:10.1126/science.1255097.
Prinzinger, R.; Schafer T. & Schuchmann K. L. (1992). "Energy metabolism, respiratory quotient and breathing parameters in two convergent small bird species : the fork-tailed sunbird Aethopyga christinae (Nectariniidae) and the chilean hummingbird Sephanoides sephanoides (Trochilidae)". Journal of Thermal Biology 17 (2): 71–79. doi:10.1016/0306-4565(92)90001-V.

archive.today (Global: 28^th place; Galician: 21^st place)

"Hummingbirds". Nationalzoo.si.edu. Arquivado dende o orixinal o 16 de xullo de 2012. Consultado o 2013-04-01.

arizona.edu (Global: 1,520^th place; Galician: 683^rd place)

microvet.arizona.edu

"Arizona Veterinary Diagnostic Laboratory Newsletter, April 2005" (PDF). Arquivado dende o orixinal (PDF) o 28 de xuño de 2010. Consultado o 2010-03-20.

bbc.com (Global: 26^th place; Galician: 56^th place)

Gill V (30 July 2014). "Hummingbirds edge out helicopters in hover contest". BBC News. Consultado o 1 Sep 2014.
Morelle R (November 8, 2011). "Hummingbirds shake their heads to deal with rain". BBC News. Consultado o March 22, 2014.

biologists.org (Global: 5,151^st place; Galician: 451^st place)

jeb.biologists.org

Bakken, B. H.; McWhorter, T. J.; Tsahar, E.; Martinez del Rio, C. (2004). "Hummingbirds arrest their kidneys at night: diel variation in glomerular filtration rate in Selasphorus platycercus". The Journal of Experimental Biology 207 (25): 4383–4391. PMID 15557024. doi:10.1242/jeb.01238.
Ravi S, Crall JD, McNeilly L, Gagliardi SF, Biewener AA, Combes SA (2015). "Hummingbird flight stability and control in freestream turbulent winds". J Exp Biol 218 (Pt 9): 1444–52. PMID 25767146. doi:10.1242/jeb.114553.
Tobalske BW, Warrick DR, Clark CJ, Powers DR, Hedrick TL, Hyder GA, Biewener AA (2007). "Three-dimensional kinematics of hummingbird flight". J Exp Biol 210 (13): 2368–82. PMID 17575042. doi:10.1242/jeb.005686.

biomedcentral.com (Global: 2,731^st place; Galician: 393^rd place)

Abrahamczyk S, Renner SS (2015). "The temporal build-up of hummingbird/plant mutualisms in North America and temperate South America". BMC Evolutionary Biology 15: 104. doi:10.1186/s12862-015-0388-z. Arquivado dende o orixinal o 21 de novembro de 2015. Consultado o 13 de marzo de 2017.

books.google.com (Global: 3^rd place; Galician: 11^th place)

Williamson S (2001). A Field Guide to Hummingbirds of North America. Section: Plumage and Molt. Houghton Mifflin Harcourt. pp. 13–18. ISBN 0-618-02496-4.
Videler JJ (2005). Avian Flight. Oxford University Press, Ornithology Series. p. 34. ISBN 0-19-856603-4.
Unwin, Mike (2011). The Atlas of Birds: Diversity, Behavior, and Conservation. Princeton University Press. p. 57. ISBN 978-1-4008-3825-7.
Stevens, C. Edward; Hume, Ian D. (2004). Comparative Physiology of the Vertebrate Digestive System. Cambridge University Press. p. 126. ISBN 978-0-521-61714-7.
Werness, Hope B; Benedict, Joanne H; Thomas, Scott; Ramsay-Lozano, Tiffany (2004). The Continuum Encyclopedia of Animal Symbolism in Art. Continuum International Publishing Group. p. 229. ISBN 978-0-8264-1525-7.
Fiona MacDonald (2008). How to Be an Aztec Warrior. National Geographic Books. p. 25. ISBN 978-1-4263-0168-1.

cbc.ca (Global: 110^th place; Galician: 264^th place)

"Oldest hummingbird fossil found". Cbc.ca. 2004-05-06. Consultado o 2009-01-25.

cell.com (Global: 2,821^st place; Galician: 505^th place)

McGuire, Jimmy A.; Witt, Christopher C.; Remsen, J. V.; Corl, Ammon; Rabosky, Daniel L.; Altshuler, Douglas L.; Dudley, Robert (Apr 2014). "Molecular Phylogenetics and the Diversification of Hummingbirds". Current Biology 24 (8): 910–916. ISSN 0960-9822. PMID 24704078. doi:10.1016/j.cub.2014.03.016.

central-bank.org.tt (Global: low place; Galician: low place)

"Coins of Trinidad and Tobago". Central Bank of Trinidad and Tobago, Port of Spain. 2015. Arquivado dende o orixinal o 07 de febreiro de 2017. Consultado o 18 April 2016.

cosmosmagazine.com (Global: low place; Galician: low place)

Kovacevic M (2008-01-30). "Hummingbird sings with its tail feathers". Cosmos Magazine. Arquivado dende o orixinal o 03 de maio de 2012. Consultado o 2013-07-13.

doi.org (Global: 2^nd place; Galician: 3^rd place)

dx.doi.org

Clark, C. J.; Dudley, R. (2009). "Flight costs of long, sexually selected tails in hummingbirds". Proceedings of the Royal Society B: Biological Sciences 276 (1664): 2109–2115. PMC 2677254. PMID 19324747. doi:10.1098/rspb.2009.0090.
Suarez, R. K. (1992). "Hummingbird flight: Sustaining the highest mass-specific metabolic rates among vertebrates". Experientia 48 (6): 565–70. PMID 1612136. doi:10.1007/bf01920240.
McGuire, Jimmy A.; Witt, Christopher C.; Altshuler, Douglas L.; Remsen, J. V. (2007-10-01). "Phylogenetic Systematics and Biogeography of Hummingbirds: Bayesian and Maximum Likelihood Analyses of Partitioned Data and Selection of an Appropriate Partitioning Strategy". Systematic Biology 56 (5): 837–856. ISSN 1063-5157. PMID 17934998. doi:10.1080/10635150701656360.
McGuire, Jimmy A.; Witt, Christopher C.; Remsen, J. V.; Corl, Ammon; Rabosky, Daniel L.; Altshuler, Douglas L.; Dudley, Robert (Apr 2014). "Molecular Phylogenetics and the Diversification of Hummingbirds". Current Biology 24 (8): 910–916. ISSN 0960-9822. PMID 24704078. doi:10.1016/j.cub.2014.03.016.
McGuire, Jimmy A.; Witt, Christopher C.; Jr, J. V. Remsen; Dudley, R.; Altshuler, Douglas L. (2008-08-05). "A higher-level taxonomy for hummingbirds". Journal of Ornithology 150 (1): 155–165. ISSN 0021-8375. doi:10.1007/s10336-008-0330-x.
Baldwin, M. W.; Toda, Y.; Nakagita, T.; O'Connell, M. J.; Klasing, K. C.; Misaka, T.; Edwards, S. V.; Liberles, S. D. (2014). "Evolution of sweet taste perception in hummingbirds by transformation of the ancestral umami receptor". Science 345 (6199): 929–33. PMC 4302410. PMID 25146290. doi:10.1126/science.1255097.
Abrahamczyk S, Renner SS (2015). "The temporal build-up of hummingbird/plant mutualisms in North America and temperate South America". BMC Evolutionary Biology 15: 104. doi:10.1186/s12862-015-0388-z. Arquivado dende o orixinal o 21 de novembro de 2015. Consultado o 13 de marzo de 2017.
Abrahamczyk S, Souto-Vilarós D, McGuire JA, Renner SS (2015). "Diversity and clade ages of West Indian hummingbirds and the largest plant clades dependent on them: a 5–9 Myr young mutualistic system". Biological Journal of the Linnean Society 114 (4): 848–859. doi:10.1111/bij.12476.
Abrahamczyk, S.; Souto-Vilaros, D.; Renner, S. S. (2014). "Escape from extreme specialization: Passionflowers, bats and the sword-billed hummingbird". Proceedings of the Royal Society B: Biological Sciences 281 (1795): 20140888. PMC 4213610. PMID 25274372. doi:10.1098/rspb.2014.0888.
Colwell, Robert K. (2000-11-01). "Rensch's Rule Crosses the Line: Convergent Allometry of Sexual Size Dimorphism in Hummingbirds and Flower Mites". The American Naturalist 156 (5): 495–510. JSTOR 303406. doi:10.1086/303406.
Lisle, Stephen P. De; Rowe, Locke (2013-11-01). "Correlated Evolution of Allometry and Sexual Dimorphism across Higher Taxa". The American Naturalist 182 (5): 630–639. JSTOR 673282. PMID 24107370. doi:10.1086/673282.
Berns, Chelsea M.; Adams, Dean C. (2012-11-11). "Becoming Different But Staying Alike: Patterns of Sexual Size and Shape Dimorphism in Bills of Hummingbirds". Evolutionary Biology 40 (2): 246–260. ISSN 0071-3260. doi:10.1007/s11692-012-9206-3.
Temeles, Ethan J.; Miller, Jill S.; Rifkin, Joanna L. (2010-04-12). "Evolution of sexual dimorphism in bill size and shape of hermit hummingbirds (Phaethornithinae): a role for ecological causation". Philosophical Transactions of the Royal Society of London B: Biological Sciences 365 (1543): 1053–1063. ISSN 0962-8436. PMC 2830232. PMID 20194168. doi:10.1098/rstb.2009.0284. Arquivado dende o orixinal o 11 de agosto de 2017. Consultado o 13 de marzo de 2017.
Rico-Guevara A, Araya-Salas M (2015). "Bills as daggers? A test for sexually dimorphic weapons in a lekking hummingbird". Behavioral Ecology 26 (1): 21–29. doi:10.1093/beheco/aru182.
Stiles, Gary (1981). "Geographical Aspects of Bird Flower Coevolution, with Particular Reference to Central America". Annals of the Missouri Botanical Garden 68 (2): 323–351. JSTOR 2398801. doi:10.2307/2398801.
Dalsgaard, B; Martín González, A. M.; Olesen, J. M.; Ollerton, J; Timmermann, A; Andersen, L. H.; Tossas, A. G. (2009). "Plant-hummingbird interactions in the West Indies: Floral specialisation gradients associated with environment and hummingbird size". Oecologia 159 (4): 757–66. PMID 19132403. doi:10.1007/s00442-008-1255-z.
Rodríguez-Gironés, M. A.; Santamaría, L. (2004). "Why Are So Many Bird Flowers Red?". PLoS Biol 2 (10): e350. PMC 521733. PMID 15486585. doi:10.1371/journal.pbio.0020350.
Altschuler, D. L. (2003). "Flower Color, Hummingbird Pollination, and Habitat Irradiance in Four Neotropical Forests". Biotropica 35 (3): 344–355. JSTOR 30043050. doi:10.1646/02113.
Nicolson, S. W. & Fleming, P. A. (2003). "Nectar as food for birds: the physiological consequences of drinking dilute sugar solutions". Plant Syst. Evol. 238: 139–153. doi:10.1007/s00606-003-0276-7.
Bleiweiss, Robert; Kirsch, John A. W.; Matheus, Juan Carlos (1999). "DNA-DNA hybridization evidence for subfamily structure among hummingbirds" (PDF). Auk 111 (1): 8–19. doi:10.2307/4088500.
Ksepka, Daniel T.; Clarke, Julia A.; Nesbitt, Sterling J.; Kulp, Felicia B.; Grande, Lance (2013). "Fossil evidence of wing shape in a stem relative of swifts and hummingbirds (Aves, Pan-Apodiformes)". Proceedings of the Royal Society B 280 (1761): 1761. PMC 3652446. PMID 23760643. doi:10.1098/rspb.2013.0580.
Lisney TJ, Wylie DR, Kolominsky J, Iwaniuk AN (2015). "Eye Morphology and Retinal Topography in Hummingbirds (Trochilidae: Aves)". Brain Behav Evol 86 (3–4): 176–90. PMID 26587582. doi:10.1159/000441834.
Iwaniuk AN, Wylie DR (2007). "Neural specialization for hovering in hummingbirds: hypertrophy of the pretectal nucleus Lentiformis mesencephali" (PDF). J Comp Neurol 500 (2): 211–21. PMID 17111358. doi:10.1002/cne.21098.
Goller B, Altshuler DL (2014). "Hummingbirds control hovering flight by stabilizing visual motion". Proc Natl Acad Sci U S A 111 (51): 18375–80. PMC 4280641. PMID 25489117. doi:10.1073/pnas.1415975111.
Lasiewski, Robert C. (1964). "Body Temperatures, Heart and Breathing Rate, and Evaporative Water Loss in Hummingbirds". Physiological Zoology 37 (2): 212–223. doi:10.1086/physzool.37.2.30152332.
Hargrove, J. L. (2005). "Adipose energy stores, physical work, and the metabolic syndrome: Lessons from hummingbirds". Nutrition Journal 4: 36. PMC 1325055. PMID 16351726. doi:10.1186/1475-2891-4-36.
Welch Jr, K. C.; Chen, C. C. (2014). "Sugar flux through the flight muscles of hovering vertebrate nectarivores: A review". Journal of Comparative Physiology B 184 (8): 945–59. PMID 25031038. doi:10.1007/s00360-014-0843-y.
Chen, Chris Chin Wah; Welch, Kenneth Collins (2014). "Hummingbirds can fuel expensive hovering flight completely with either exogenous glucose or fructose". Functional Ecology 28 (3): 589–600. doi:10.1111/1365-2435.12202.
Welch Jr, K. C.; Suarez, R. K. (2007). "Oxidation rate and turnover of ingested sugar in hovering Anna's (Calypte anna) and rufous (Selasphorus rufus) hummingbirds". Journal of Experimental Biology 210 (Pt 12): 2154–62. PMID 17562889. doi:10.1242/jeb.005363.
Suarez, R. K.; Gass, C. L. (2002). "Hummingbirds foraging and the relation between bioenergetics and behavior". Comparative Biochemistry and Physiology. Part A 133 (2): 335–343. PMID 12208304. doi:10.1016/S1095-6433(02)00165-4.
Bakken, B. H.; McWhorter, T. J.; Tsahar, E.; Martinez del Rio, C. (2004). "Hummingbirds arrest their kidneys at night: diel variation in glomerular filtration rate in Selasphorus platycercus". The Journal of Experimental Biology 207 (25): 4383–4391. PMID 15557024. doi:10.1242/jeb.01238.
Bakken, BH; Sabat, P (2006). "Gastrointestinal and renal responses to water intake in the green-backed firecrown (Sephanoides sephanoides), a South American hummingbird". AJP: Regulatory, Integrative and Comparative Physiology 291 (3): R830–6. PMID 16614056. doi:10.1152/ajpregu.00137.2006. Arquivado dende o orixinal o 12 de agosto de 2016. Consultado o 13 de marzo de 2017.
Lotz, Chris N.; Martínez Del Rio, Carlos (2004). "The ability of rufous hummingbirds Selasphorus rufus to dilute and concentrate urine". Journal of Avian Biology 35: 54–62. doi:10.1111/j.0908-8857.2004.03083.x.
Beuchat CA, Preest MR, Braun EJ (1999). "Glomerular and medullary architecture in the kidney of Anna's Hummingbird". Journal of Morphology 240 (2): 95–100. doi:10.1002/(sici)1097-4687(199905)240:2<95::aid-jmor1>3.0.co;2-u.
Ravi S, Crall JD, McNeilly L, Gagliardi SF, Biewener AA, Combes SA (2015). "Hummingbird flight stability and control in freestream turbulent winds". J Exp Biol 218 (Pt 9): 1444–52. PMID 25767146. doi:10.1242/jeb.114553.
Jarvis ED, Ribeiro S, da Silva ML, Ventura D, Vielliard J, Mello CV (2000). "Behaviourally driven gene expression reveals song nuclei in hummingbird brain". Nature 406 (6796): 628–32. PMC 2531203. PMID 10949303. doi:10.1038/35020570.
Gahr M (2000). "Neural song control system of hummingbirds: comparison to swifts, vocal learning (Songbirds) and nonlearning (Suboscines) passerines, and vocal learning (Budgerigars) and nonlearning (Dove, owl, gull, quail, chicken) nonpasserines". J Comp Neurol 426 (2): 182–96. PMID 10982462. doi:10.1002/1096-9861(20001016)426:2<182::AID-CNE2>3.0.CO;2-M.
Pytte, C. L.; Ficken, M. S.; Moiseff, A (2004). "Ultrasonic singing by the blue-throated hummingbird: A comparison between production and perception". Journal of Comparative Physiology A 190 (8): 665–73. PMID 15164219. doi:10.1007/s00359-004-0525-4.
Hainsworth, F. R.; Wolf, L. L. (1970). "Regulation of oxygen consumption and body temperature during torpor in a hummingbird, Eulampis jugularis". Science 168 (3929): 368–9. PMID 5435893. doi:10.1126/science.168.3929.368.
Hiebert, S. M. (1992). "Time-dependent thresholds for torpor initiation in the rufous hummingbird (Selasphorus rufus)". Journal of Comparative Physiology B 162 (3): 249–55. PMID 1613163. doi:10.1007/bf00357531.
Hiebert, S. M.; Salvante, K. G.; Ramenofsky, M; Wingfield, J. C. (2000). "Corticosterone and nocturnal torpor in the rufous hummingbird (Selasphorus rufus)". General and Comparative Endocrinology 120 (2): 220–34. PMID 11078633. doi:10.1006/gcen.2000.7555.
Powers, D. R.; Brown, A. R.; Van Hook, J. A. (2003). "Influence of normal daytime fat deposition on laboratory measurements of torpor use in territorial versus nonterritorial hummingbirds". Physiological and Biochemical Zoology 76 (3): 389–97. PMID 12905125. doi:10.1086/374286.
Oniki, Y; Willis, E. O. (2000). "Nesting behavior of the swallow-tailed hummingbird, Eupetomena macroura (Trochilidae, Aves)". Brazilian journal of biology = Revista brasleira de biologia 60 (4): 655–62. PMID 11241965. doi:10.1590/s0034-71082000000400016.
Meadows MG, Roudybush TE, McGraw KJ (2012). "Dietary protein level affects iridescent coloration in Anna's hummingbirds, Calypte anna". J Exp Biol 215 (16): 2742–50. PMC 3404802. PMID 22837446. doi:10.1242/jeb.069351.
Warrick DR, Tobalske BW, Powers DR (2005). "Aerodynamics of the hovering hummingbird". Nature 435 (7045): 1094–7. PMID 15973407. doi:10.1038/nature03647.
Sapir, N; Dudley, R (2012). "Backward flight in hummingbirds employs unique kinematic adjustments and entails low metabolic cost". Journal of Experimental Biology 215 (Pt 20): 3603–11. PMID 23014570. doi:10.1242/jeb.073114.
Tobalske BW, Warrick DR, Clark CJ, Powers DR, Hedrick TL, Hyder GA, Biewener AA (2007). "Three-dimensional kinematics of hummingbird flight". J Exp Biol 210 (13): 2368–82. PMID 17575042. doi:10.1242/jeb.005686.
Tobalske, B. W.; Biewener, A. A.; Warrick, D. R.; Hedrick, T. L.; Powers, D. R. (2010). "Effects of flight speed upon muscle activity in hummingbirds". Journal of Experimental Biology 213 (Pt 14): 2515–23. PMID 20581281. doi:10.1242/jeb.043844.
Fernández, M. J.; Dudley, R; Bozinovic, F (2011). "Comparative energetics of the giant hummingbird (Patagona gigas)". Physiological and Biochemical Zoology 84 (3): 333–40. PMID 21527824. doi:10.1086/660084.
Clark, C. J.; Feo, T. J. (2008). "The Anna's hummingbird chirps with its tail: A new mechanism of sonation in birds". Proceedings of the Royal Society B: Biological Sciences 275 (1637): 955–62. PMC 2599939. PMID 18230592. doi:10.1098/rspb.2007.1619.
Clark CJ (2014). ""Harmonic hopping, and both punctuated and gradual evolution of acoustic characters in Selasphorus hummingbird tail-feathers". PLOS ONE 9 (4): e93829. PMC 3983109. PMID 24722049. doi:10.1371/journal.pone.0093829.
Clark, C. J. (2009). "Courtship dives of Anna's hummingbird offer insights into flight performance limits". Proceedings of the Royal Society B: Biological Sciences 276 (1670): 3047–52. PMC 2817121. PMID 19515669. doi:10.1098/rspb.2009.0508.
Clark, C. J.; Feo, T. J. (2010). "Why do Calypte hummingbirds "sing" with both their tail and their syrinx? An apparent example of sexual sensory bias". The American Naturalist 175 (1): 27–37. PMID 19916787. doi:10.1086/648560.
Clark, C. J.; Elias, D. O.; Prum, R. O. (2013). "Hummingbird feather sounds are produced by aeroelastic flutter, not vortex-induced vibration". Journal of Experimental Biology 216 (Pt 18): 3395–403. PMID 23737562. doi:10.1242/jeb.080317.
McKinney, A. M.; Caradonna, P. J.; Inouye, D. W.; Barr, B; Bertelsen, C. D.; Waser, N. M. (2012). "Asynchronous changes in phenology of migrating Broad-tailed Hummingbirds and their early-season nectar resources". Ecology 93 (9): 1987–93. PMID 23094369. doi:10.1890/12-0255.1.
Yanega GM, Rubega MA (2004). "Feeding mechanisms: Hummingbird jaw bends to aid insect capture". Nature 428 (6983): 615. PMID 15071586. doi:10.1038/428615a.
Temeles EJ (1996). "A new dimension to hummingbird-flower relationships" (PDF). Oecologia 105 (4): 517–23. doi:10.1007/bf00330015.
Baldwin MW, Toda Y, Nakagita T, O'Connell MJ, Klasing KC, Misaka T, Edwards SV, Liberles SD (2014). "Sensory biology. Evolution of sweet taste perception in hummingbirds by transformation of the ancestral umami receptor". Science 345 (6199): 929–33. PMC 4302410. PMID 25146290. doi:10.1126/science.1255097.
Li, X (2009). "T1R receptors mediate mammalian sweet and umami taste". Am J Clin Nutr 90 (3): 733S–737S. PMID 19656838. doi:10.3945/ajcn.2009.27462G.
Rico-Guevara, Alejandro; Fan, Tai-Hsi; Rubega, Margaret A. (2015-08-22). "Hummingbird tongues are elastic micropumps". Proc. R. Soc. B 282 (1813): 20151014. ISSN 0962-8452. PMID 26290074. doi:10.1098/rspb.2015.1014. Arquivado dende o orixinal o 25 de febreiro de 2017. Consultado o 13 de marzo de 2017.
Rico-Guevara, A; Rubega, M. A. (2011). "The hummingbird tongue is a fluid trap, not a capillary tube". Proceedings of the National Academy of Sciences 108 (23): 9356–60. PMC 3111265. PMID 21536916. doi:10.1073/pnas.1016944108.
Kim, W; Peaudecerf, F; Baldwin, M. W.; Bush, J. W. (2012). "The hummingbird's tongue: A self-assembling capillary syphon". Proceedings of the Royal Society B: Biological Sciences 279 (1749): 4990–6. PMC 3497234. PMID 23075839. doi:10.1098/rspb.2012.1837.
Stahl, J. M.; Nepi, M; Galetto, L; Guimarães, E; Machado, S. R. (2012). "Functional aspects of floral nectar secretion of Ananas ananassoides, an ornithophilous bromeliad from the Brazilian savanna". Annals of Botany 109 (7): 1243–52. PMC 3359915. PMID 22455992. doi:10.1093/aob/mcs053.
Avalos, G; Soto, A; Alfaro, W (2012). "Effect of artificial feeders on pollen loads of the hummingbirds of Cerro de la Muerte, Costa Rica". Revista de biologia tropical 60 (1): 65–73. PMID 22458209. doi:10.15517/rbt.v60i1.2362.
Rousseu, F; Charette, Y; Bélisle, M (2014). "Resource defense and monopolization in a marked population of ruby-throated hummingbirds (Archilochus colubris)". Ecology and Evolution 4 (6): 776–93. PMC 3967903. PMID 24683460. doi:10.1002/ece3.972.
Prinzinger, R.; Schafer T. & Schuchmann K. L. (1992). "Energy metabolism, respiratory quotient and breathing parameters in two convergent small bird species : the fork-tailed sunbird Aethopyga christinae (Nectariniidae) and the chilean hummingbird Sephanoides sephanoides (Trochilidae)". Journal of Thermal Biology 17 (2): 71–79. doi:10.1016/0306-4565(92)90001-V.

fireflyforest.net (Global: low place; Galician: low place)

"Tucson's Hummingbird Feeder Bats". The Firefly Forest. Consultado o 2010-03-20.

gardenweb.com (Global: low place; Galician: low place)

faq.gardenweb.com

"Feeders and Feeding Hummingbirds (The Entire Article)". Faq.gardenweb.com. 2008-01-09. Consultado o 2009-01-25.

huffingtonpost.com (Global: 212^th place; Galician: 416^th place)

St. Fleur N (July 20, 2012). "Hummingbird rain trick: New study shows tiny birds alter posture in storms (video)". Huffington Post. Consultado o March 22, 2014.

hummingbirds.net (Global: low place; Galician: low place)

Miller SJ, Inouye DW (1983). "Roles of the Wing Whistle in the Territorial Behaviour of Male Broad-tailed Hummingbirds (Selasphorus platycercus)". Hummingbirds.net, republished from Animal Behavior, 31, 689-700, 1983. Consultado o 13 July 2014.
Chambers, Lanny (2016). "Please Don't Use Red Dye". Hummingbirds.net. Consultado o 25 June 2016.

jstor.org (Global: 23^rd place; Galician: 28^th place)

Colwell, Robert K. (2000-11-01). "Rensch's Rule Crosses the Line: Convergent Allometry of Sexual Size Dimorphism in Hummingbirds and Flower Mites". The American Naturalist 156 (5): 495–510. JSTOR 303406. doi:10.1086/303406.
Lisle, Stephen P. De; Rowe, Locke (2013-11-01). "Correlated Evolution of Allometry and Sexual Dimorphism across Higher Taxa". The American Naturalist 182 (5): 630–639. JSTOR 673282. PMID 24107370. doi:10.1086/673282.
Stiles, Gary (1981). "Geographical Aspects of Bird Flower Coevolution, with Particular Reference to Central America". Annals of the Missouri Botanical Garden 68 (2): 323–351. JSTOR 2398801. doi:10.2307/2398801.
Altschuler, D. L. (2003). "Flower Color, Hummingbird Pollination, and Habitat Irradiance in Four Neotropical Forests". Biotropica 35 (3): 344–355. JSTOR 30043050. doi:10.1646/02113.

karger.com (Global: 5,457^th place; Galician: 2,526^th place)

Lisney TJ, Wylie DR, Kolominsky J, Iwaniuk AN (2015). "Eye Morphology and Retinal Topography in Hummingbirds (Trochilidae: Aves)". Brain Behav Evol 86 (3–4): 176–90. PMID 26587582. doi:10.1159/000441834.

learner.org (Global: low place; Galician: 7,004^th place)

"Hummingbird nesting (video)". Public Broadcasting System – Nature; from Learner.org, Journey North. 2016. Arquivado dende o orixinal o 02 de febreiro de 2017. Consultado o 12 May 2016.
"Hummingbird characteristics". learner.org. Annenberg Learner, The Annenberg Foundation. 2015. Arquivado dende o orixinal o 11 de novembro de 2016. Consultado o 13 de marzo de 2017.
"Hummingbird news: Tracking migration". Journey North, Annenberg Learner, learner.org. Arquivado dende o orixinal o 07 de marzo de 2017. Consultado o 22 March 2014.

lsu.edu (Global: 2,856^th place; Galician: 1,331^st place)

museum.lsu.edu

Jaramillo, A., & R. Barros (2010). Species lists of birds for South American countries and territories: Chile.
Freile, J. (2009). Species lists of birds for South American countries and territories: Ecuador.

mo.gov (Global: 2,582^nd place; Galician: 4,514^th place)

mdc.mo.gov

Attracting Hummingbirds | Missouri Department of Conservation Arquivado 19 de abril de 2012 en Wayback Machine.. Mdc.mo.gov. Retrieved on 2013-04-01.

nalis.gov.tt (Global: low place; Galician: low place)

"National Symbols of Trinidad and Tobago". National Library of Trinidad and Tobago, Port of Spain. 2016. Arquivado dende o orixinal o 07 de maio de 2016. Consultado o 18 April 2016.

nih.gov (Global: 5^th place; Galician: 2^nd place)

ncbi.nlm.nih.gov

Clark, C. J.; Dudley, R. (2009). "Flight costs of long, sexually selected tails in hummingbirds". Proceedings of the Royal Society B: Biological Sciences 276 (1664): 2109–2115. PMC 2677254. PMID 19324747. doi:10.1098/rspb.2009.0090.
Suarez, R. K. (1992). "Hummingbird flight: Sustaining the highest mass-specific metabolic rates among vertebrates". Experientia 48 (6): 565–70. PMID 1612136. doi:10.1007/bf01920240.
McGuire, Jimmy A.; Witt, Christopher C.; Altshuler, Douglas L.; Remsen, J. V. (2007-10-01). "Phylogenetic Systematics and Biogeography of Hummingbirds: Bayesian and Maximum Likelihood Analyses of Partitioned Data and Selection of an Appropriate Partitioning Strategy". Systematic Biology 56 (5): 837–856. ISSN 1063-5157. PMID 17934998. doi:10.1080/10635150701656360.
McGuire, Jimmy A.; Witt, Christopher C.; Remsen, J. V.; Corl, Ammon; Rabosky, Daniel L.; Altshuler, Douglas L.; Dudley, Robert (Apr 2014). "Molecular Phylogenetics and the Diversification of Hummingbirds". Current Biology 24 (8): 910–916. ISSN 0960-9822. PMID 24704078. doi:10.1016/j.cub.2014.03.016.
Baldwin, M. W.; Toda, Y.; Nakagita, T.; O'Connell, M. J.; Klasing, K. C.; Misaka, T.; Edwards, S. V.; Liberles, S. D. (2014). "Evolution of sweet taste perception in hummingbirds by transformation of the ancestral umami receptor". Science 345 (6199): 929–33. PMC 4302410. PMID 25146290. doi:10.1126/science.1255097.
Abrahamczyk, S.; Souto-Vilaros, D.; Renner, S. S. (2014). "Escape from extreme specialization: Passionflowers, bats and the sword-billed hummingbird". Proceedings of the Royal Society B: Biological Sciences 281 (1795): 20140888. PMC 4213610. PMID 25274372. doi:10.1098/rspb.2014.0888.
Lisle, Stephen P. De; Rowe, Locke (2013-11-01). "Correlated Evolution of Allometry and Sexual Dimorphism across Higher Taxa". The American Naturalist 182 (5): 630–639. JSTOR 673282. PMID 24107370. doi:10.1086/673282.
Temeles, Ethan J.; Miller, Jill S.; Rifkin, Joanna L. (2010-04-12). "Evolution of sexual dimorphism in bill size and shape of hermit hummingbirds (Phaethornithinae): a role for ecological causation". Philosophical Transactions of the Royal Society of London B: Biological Sciences 365 (1543): 1053–1063. ISSN 0962-8436. PMC 2830232. PMID 20194168. doi:10.1098/rstb.2009.0284. Arquivado dende o orixinal o 11 de agosto de 2017. Consultado o 13 de marzo de 2017.
Dalsgaard, B; Martín González, A. M.; Olesen, J. M.; Ollerton, J; Timmermann, A; Andersen, L. H.; Tossas, A. G. (2009). "Plant-hummingbird interactions in the West Indies: Floral specialisation gradients associated with environment and hummingbird size". Oecologia 159 (4): 757–66. PMID 19132403. doi:10.1007/s00442-008-1255-z.
Rodríguez-Gironés, M. A.; Santamaría, L. (2004). "Why Are So Many Bird Flowers Red?". PLoS Biol 2 (10): e350. PMC 521733. PMID 15486585. doi:10.1371/journal.pbio.0020350.
Ksepka, Daniel T.; Clarke, Julia A.; Nesbitt, Sterling J.; Kulp, Felicia B.; Grande, Lance (2013). "Fossil evidence of wing shape in a stem relative of swifts and hummingbirds (Aves, Pan-Apodiformes)". Proceedings of the Royal Society B 280 (1761): 1761. PMC 3652446. PMID 23760643. doi:10.1098/rspb.2013.0580.
Lisney TJ, Wylie DR, Kolominsky J, Iwaniuk AN (2015). "Eye Morphology and Retinal Topography in Hummingbirds (Trochilidae: Aves)". Brain Behav Evol 86 (3–4): 176–90. PMID 26587582. doi:10.1159/000441834.
Iwaniuk AN, Wylie DR (2007). "Neural specialization for hovering in hummingbirds: hypertrophy of the pretectal nucleus Lentiformis mesencephali" (PDF). J Comp Neurol 500 (2): 211–21. PMID 17111358. doi:10.1002/cne.21098.
Goller B, Altshuler DL (2014). "Hummingbirds control hovering flight by stabilizing visual motion". Proc Natl Acad Sci U S A 111 (51): 18375–80. PMC 4280641. PMID 25489117. doi:10.1073/pnas.1415975111.
Altshuler, D. L.; Dudley, R (2002). "The ecological and evolutionary interface of hummingbird flight physiology". The Journal of Experimental Biology 205 (Pt 16): 2325–36. PMID 12124359.
Hargrove, J. L. (2005). "Adipose energy stores, physical work, and the metabolic syndrome: Lessons from hummingbirds". Nutrition Journal 4: 36. PMC 1325055. PMID 16351726. doi:10.1186/1475-2891-4-36.
Welch Jr, K. C.; Chen, C. C. (2014). "Sugar flux through the flight muscles of hovering vertebrate nectarivores: A review". Journal of Comparative Physiology B 184 (8): 945–59. PMID 25031038. doi:10.1007/s00360-014-0843-y.
Welch Jr, K. C.; Suarez, R. K. (2007). "Oxidation rate and turnover of ingested sugar in hovering Anna's (Calypte anna) and rufous (Selasphorus rufus) hummingbirds". Journal of Experimental Biology 210 (Pt 12): 2154–62. PMID 17562889. doi:10.1242/jeb.005363.
Suarez, R. K.; Gass, C. L. (2002). "Hummingbirds foraging and the relation between bioenergetics and behavior". Comparative Biochemistry and Physiology. Part A 133 (2): 335–343. PMID 12208304. doi:10.1016/S1095-6433(02)00165-4.
Bakken, B. H.; McWhorter, T. J.; Tsahar, E.; Martinez del Rio, C. (2004). "Hummingbirds arrest their kidneys at night: diel variation in glomerular filtration rate in Selasphorus platycercus". The Journal of Experimental Biology 207 (25): 4383–4391. PMID 15557024. doi:10.1242/jeb.01238.
Bakken, BH; Sabat, P (2006). "Gastrointestinal and renal responses to water intake in the green-backed firecrown (Sephanoides sephanoides), a South American hummingbird". AJP: Regulatory, Integrative and Comparative Physiology 291 (3): R830–6. PMID 16614056. doi:10.1152/ajpregu.00137.2006. Arquivado dende o orixinal o 12 de agosto de 2016. Consultado o 13 de marzo de 2017.
Ravi S, Crall JD, McNeilly L, Gagliardi SF, Biewener AA, Combes SA (2015). "Hummingbird flight stability and control in freestream turbulent winds". J Exp Biol 218 (Pt 9): 1444–52. PMID 25767146. doi:10.1242/jeb.114553.
Jarvis ED, Ribeiro S, da Silva ML, Ventura D, Vielliard J, Mello CV (2000). "Behaviourally driven gene expression reveals song nuclei in hummingbird brain". Nature 406 (6796): 628–32. PMC 2531203. PMID 10949303. doi:10.1038/35020570.
Gahr M (2000). "Neural song control system of hummingbirds: comparison to swifts, vocal learning (Songbirds) and nonlearning (Suboscines) passerines, and vocal learning (Budgerigars) and nonlearning (Dove, owl, gull, quail, chicken) nonpasserines". J Comp Neurol 426 (2): 182–96. PMID 10982462. doi:10.1002/1096-9861(20001016)426:2<182::AID-CNE2>3.0.CO;2-M.
Pytte, C. L.; Ficken, M. S.; Moiseff, A (2004). "Ultrasonic singing by the blue-throated hummingbird: A comparison between production and perception". Journal of Comparative Physiology A 190 (8): 665–73. PMID 15164219. doi:10.1007/s00359-004-0525-4.
Hainsworth, F. R.; Wolf, L. L. (1970). "Regulation of oxygen consumption and body temperature during torpor in a hummingbird, Eulampis jugularis". Science 168 (3929): 368–9. PMID 5435893. doi:10.1126/science.168.3929.368.
Hiebert, S. M. (1992). "Time-dependent thresholds for torpor initiation in the rufous hummingbird (Selasphorus rufus)". Journal of Comparative Physiology B 162 (3): 249–55. PMID 1613163. doi:10.1007/bf00357531.
Hiebert, S. M.; Salvante, K. G.; Ramenofsky, M; Wingfield, J. C. (2000). "Corticosterone and nocturnal torpor in the rufous hummingbird (Selasphorus rufus)". General and Comparative Endocrinology 120 (2): 220–34. PMID 11078633. doi:10.1006/gcen.2000.7555.
Powers, D. R.; Brown, A. R.; Van Hook, J. A. (2003). "Influence of normal daytime fat deposition on laboratory measurements of torpor use in territorial versus nonterritorial hummingbirds". Physiological and Biochemical Zoology 76 (3): 389–97. PMID 12905125. doi:10.1086/374286.
Oniki, Y; Willis, E. O. (2000). "Nesting behavior of the swallow-tailed hummingbird, Eupetomena macroura (Trochilidae, Aves)". Brazilian journal of biology = Revista brasleira de biologia 60 (4): 655–62. PMID 11241965. doi:10.1590/s0034-71082000000400016.
Meadows MG, Roudybush TE, McGraw KJ (2012). "Dietary protein level affects iridescent coloration in Anna's hummingbirds, Calypte anna". J Exp Biol 215 (16): 2742–50. PMC 3404802. PMID 22837446. doi:10.1242/jeb.069351.
Rayner, J.M.V. (1995). "Dynamics of vortex wakes of flying and swimming vertebrates". Symp. Soc. Exp. Biol. 49: 131–155. PMID 8571221.
Warrick DR, Tobalske BW, Powers DR (2005). "Aerodynamics of the hovering hummingbird". Nature 435 (7045): 1094–7. PMID 15973407. doi:10.1038/nature03647.
Sapir, N; Dudley, R (2012). "Backward flight in hummingbirds employs unique kinematic adjustments and entails low metabolic cost". Journal of Experimental Biology 215 (Pt 20): 3603–11. PMID 23014570. doi:10.1242/jeb.073114.
Tobalske BW, Warrick DR, Clark CJ, Powers DR, Hedrick TL, Hyder GA, Biewener AA (2007). "Three-dimensional kinematics of hummingbird flight". J Exp Biol 210 (13): 2368–82. PMID 17575042. doi:10.1242/jeb.005686.
Tobalske, B. W.; Biewener, A. A.; Warrick, D. R.; Hedrick, T. L.; Powers, D. R. (2010). "Effects of flight speed upon muscle activity in hummingbirds". Journal of Experimental Biology 213 (Pt 14): 2515–23. PMID 20581281. doi:10.1242/jeb.043844.
Fernández, M. J.; Dudley, R; Bozinovic, F (2011). "Comparative energetics of the giant hummingbird (Patagona gigas)". Physiological and Biochemical Zoology 84 (3): 333–40. PMID 21527824. doi:10.1086/660084.
Clark, C. J.; Feo, T. J. (2008). "The Anna's hummingbird chirps with its tail: A new mechanism of sonation in birds". Proceedings of the Royal Society B: Biological Sciences 275 (1637): 955–62. PMC 2599939. PMID 18230592. doi:10.1098/rspb.2007.1619.
Clark CJ (2014). ""Harmonic hopping, and both punctuated and gradual evolution of acoustic characters in Selasphorus hummingbird tail-feathers". PLOS ONE 9 (4): e93829. PMC 3983109. PMID 24722049. doi:10.1371/journal.pone.0093829.
Clark, C. J. (2009). "Courtship dives of Anna's hummingbird offer insights into flight performance limits". Proceedings of the Royal Society B: Biological Sciences 276 (1670): 3047–52. PMC 2817121. PMID 19515669. doi:10.1098/rspb.2009.0508.
Shender, B. S.; Forster, E. M.; Hrebien, L; Ryoo, H. C.; Cammarota Jr, J. P. (2003). "Acceleration-induced near-loss of consciousness: The "A-LOC" syndrome". Aviation, Space, and Environmental Medicine 74 (10): 1021–8. PMID 14556561.
Clark, C. J.; Feo, T. J. (2010). "Why do Calypte hummingbirds "sing" with both their tail and their syrinx? An apparent example of sexual sensory bias". The American Naturalist 175 (1): 27–37. PMID 19916787. doi:10.1086/648560.
Clark, C. J.; Elias, D. O.; Prum, R. O. (2013). "Hummingbird feather sounds are produced by aeroelastic flutter, not vortex-induced vibration". Journal of Experimental Biology 216 (Pt 18): 3395–403. PMID 23737562. doi:10.1242/jeb.080317.
McKinney, A. M.; Caradonna, P. J.; Inouye, D. W.; Barr, B; Bertelsen, C. D.; Waser, N. M. (2012). "Asynchronous changes in phenology of migrating Broad-tailed Hummingbirds and their early-season nectar resources". Ecology 93 (9): 1987–93. PMID 23094369. doi:10.1890/12-0255.1.
Yanega GM, Rubega MA (2004). "Feeding mechanisms: Hummingbird jaw bends to aid insect capture". Nature 428 (6983): 615. PMID 15071586. doi:10.1038/428615a.
Baldwin MW, Toda Y, Nakagita T, O'Connell MJ, Klasing KC, Misaka T, Edwards SV, Liberles SD (2014). "Sensory biology. Evolution of sweet taste perception in hummingbirds by transformation of the ancestral umami receptor". Science 345 (6199): 929–33. PMC 4302410. PMID 25146290. doi:10.1126/science.1255097.
Li, X (2009). "T1R receptors mediate mammalian sweet and umami taste". Am J Clin Nutr 90 (3): 733S–737S. PMID 19656838. doi:10.3945/ajcn.2009.27462G.
Rico-Guevara, Alejandro; Fan, Tai-Hsi; Rubega, Margaret A. (2015-08-22). "Hummingbird tongues are elastic micropumps". Proc. R. Soc. B 282 (1813): 20151014. ISSN 0962-8452. PMID 26290074. doi:10.1098/rspb.2015.1014. Arquivado dende o orixinal o 25 de febreiro de 2017. Consultado o 13 de marzo de 2017.
Rico-Guevara, A; Rubega, M. A. (2011). "The hummingbird tongue is a fluid trap, not a capillary tube". Proceedings of the National Academy of Sciences 108 (23): 9356–60. PMC 3111265. PMID 21536916. doi:10.1073/pnas.1016944108.
Kim, W; Peaudecerf, F; Baldwin, M. W.; Bush, J. W. (2012). "The hummingbird's tongue: A self-assembling capillary syphon". Proceedings of the Royal Society B: Biological Sciences 279 (1749): 4990–6. PMC 3497234. PMID 23075839. doi:10.1098/rspb.2012.1837.
Stahl, J. M.; Nepi, M; Galetto, L; Guimarães, E; Machado, S. R. (2012). "Functional aspects of floral nectar secretion of Ananas ananassoides, an ornithophilous bromeliad from the Brazilian savanna". Annals of Botany 109 (7): 1243–52. PMC 3359915. PMID 22455992. doi:10.1093/aob/mcs053.
Avalos, G; Soto, A; Alfaro, W (2012). "Effect of artificial feeders on pollen loads of the hummingbirds of Cerro de la Muerte, Costa Rica". Revista de biologia tropical 60 (1): 65–73. PMID 22458209. doi:10.15517/rbt.v60i1.2362.
Rousseu, F; Charette, Y; Bélisle, M (2014). "Resource defense and monopolization in a marked population of ruby-throated hummingbirds (Archilochus colubris)". Ecology and Evolution 4 (6): 776–93. PMC 3967903. PMID 24683460. doi:10.1002/ece3.972.

nutrition.org (Global: 9,827^th place; Galician: 934^th place)

ajcn.nutrition.org

Li, X (2009). "T1R receptors mediate mammalian sweet and umami taste". Am J Clin Nutr 90 (3): 733S–737S. PMID 19656838. doi:10.3945/ajcn.2009.27462G.

nytimes.com (Global: 7^th place; Galician: 22^nd place)

Gorman, James (2015-09-08). "The Hummingbird’s Tongue: How It Works". The New York Times. ISSN 0362-4331. Consultado o 2015-09-10.
Frank, David; Gorman, James (2015-09-08). "ScienceTake | The Hummingbird’s Tongue". The New York Times. ISSN 0362-4331. Consultado o 2015-09-10.

ontariohummingbirds.ca (Global: low place; Galician: low place)

"The Ontario hummingbird project". The Ontario Hummingbird Project. 2013. Arquivado dende o orixinal o 20 de abril de 2015. Consultado o 3 May 2015.
"The Ontario hummingbird project: migration and range maps". The Ontario Hummingbird Project. 2013. Arquivado dende o orixinal o 03 de abril de 2014. Consultado o March 23, 2014.

oxfordjournals.org (Global: 1,550^th place; Galician: 157^th place)

sysbio.oxfordjournals.org

McGuire, Jimmy A.; Witt, Christopher C.; Altshuler, Douglas L.; Remsen, J. V. (2007-10-01). "Phylogenetic Systematics and Biogeography of Hummingbirds: Bayesian and Maximum Likelihood Analyses of Partitioned Data and Selection of an Appropriate Partitioning Strategy". Systematic Biology 56 (5): 837–856. ISSN 1063-5157. PMID 17934998. doi:10.1080/10635150701656360.

beheco.oxfordjournals.org

Rico-Guevara A, Araya-Salas M (2015). "Bills as daggers? A test for sexually dimorphic weapons in a lekking hummingbird". Behavioral Ecology 26 (1): 21–29. doi:10.1093/beheco/aru182.

physiology.org (Global: 6,780^th place; Galician: 744^th place)

ajpregu.physiology.org

Bakken, BH; Sabat, P (2006). "Gastrointestinal and renal responses to water intake in the green-backed firecrown (Sephanoides sephanoides), a South American hummingbird". AJP: Regulatory, Integrative and Comparative Physiology 291 (3): R830–6. PMID 16614056. doi:10.1152/ajpregu.00137.2006. Arquivado dende o orixinal o 12 de agosto de 2016. Consultado o 13 de marzo de 2017.

pnas.org (Global: 1,411^th place; Galician: 159^th place)

Goller B, Altshuler DL (2014). "Hummingbirds control hovering flight by stabilizing visual motion". Proc Natl Acad Sci U S A 111 (51): 18375–80. PMC 4280641. PMID 25489117. doi:10.1073/pnas.1415975111.

portaldaspalabras.gal (Global: 5,636^th place; Galician: 10^th place)

Definicións no Dicionario da Real Academia Galega e no Portal das Palabras para colibrí.
Definicións no Dicionario da Real Academia Galega e no Portal das Palabras para troquílidos.

proaves.org (Global: low place; Galician: low place)

Salaman, P., T. Donegan, & D. Caro (2009). Checklist to the Birds of Colombia 2009. Arquivado 24 de agosto de 2009 en Wayback Machine. Conservation Colombiana 8. Fundación ProAves

researchgate.net (Global: 96^th place; Galician: 103^rd place)

Pytte, C. L.; Ficken, M. S.; Moiseff, A (2004). "Ultrasonic singing by the blue-throated hummingbird: A comparison between production and perception". Journal of Comparative Physiology A 190 (8): 665–73. PMID 15164219. doi:10.1007/s00359-004-0525-4.

royalsocietypublishing.org (Global: 1,880^th place; Galician: 307^th place)

rstb.royalsocietypublishing.org

Temeles, Ethan J.; Miller, Jill S.; Rifkin, Joanna L. (2010-04-12). "Evolution of sexual dimorphism in bill size and shape of hermit hummingbirds (Phaethornithinae): a role for ecological causation". Philosophical Transactions of the Royal Society of London B: Biological Sciences 365 (1543): 1053–1063. ISSN 0962-8436. PMC 2830232. PMID 20194168. doi:10.1098/rstb.2009.0284. Arquivado dende o orixinal o 11 de agosto de 2017. Consultado o 13 de marzo de 2017.

rspb.royalsocietypublishing.org

Rico-Guevara, Alejandro; Fan, Tai-Hsi; Rubega, Margaret A. (2015-08-22). "Hummingbird tongues are elastic micropumps". Proc. R. Soc. B 282 (1813): 20151014. ISSN 0962-8452. PMID 26290074. doi:10.1098/rspb.2015.1014. Arquivado dende o orixinal o 25 de febreiro de 2017. Consultado o 13 de marzo de 2017.

rpbo.org (Global: low place; Galician: low place)

"The hummingbird project of British Columbia". Rocky Point Bird Observatory, Vancouver Island, British Columbia. 2010. Arquivado dende o orixinal o 02 de febreiro de 2017. Consultado o 25 June 2016.

rubythroat.org (Global: low place; Galician: low place)

"Hummingbird Q&A: Nest and eggs". Operation Rubythroat: the Hummingbird Project, Hilton Pond Center for Piedmont Natural History. 2014. Arquivado dende o orixinal o 29 de maio de 2017. Consultado o 21 June 2014.

sabo.org (Global: low place; Galician: low place)

"Hummingbird F.A.Q.s from the Southeastern Arizona Bird Observatory". Sabo.org. 2008-11-25. Arquivado dende o orixinal o 02 de novembro de 2014. Consultado o 2009-01-25.

scielo.br (Global: 1,374^th place; Galician: 564^th place)

Oniki, Y; Willis, E. O. (2000). "Nesting behavior of the swallow-tailed hummingbird, Eupetomena macroura (Trochilidae, Aves)". Brazilian journal of biology = Revista brasleira de biologia 60 (4): 655–62. PMID 11241965. doi:10.1590/s0034-71082000000400016.

sciencedaily.com (Global: 1,390^th place; Galician: 364^th place)

"Hummingbirds' 22-million-year-old history of remarkable change is far from complete". ScienceDaily. 3 April 2014. Consultado o 30 September 2014.

senckenberg.de (Global: 8,869^th place; Galician: 1,958^th place)

Mayr, Gerald (March 2005). "Fossil Hummingbirds of the Old World" (PDF). Biologist 52 (1): 12–16.

si.edu (Global: 256^th place; Galician: 203^rd place)

nationalzoo.si.edu

"Hummingbirds". Nationalzoo.si.edu. Arquivado dende o orixinal o 16 de xullo de 2012. Consultado o 2013-04-01.
"Hummingbird Nectar Recipe". Nationalzoo.si.edu. Arquivado dende o orixinal o 22 de xaneiro de 2017. Consultado o 2010-03-20.

springer.com (Global: 182^nd place; Galician: 136^th place)

link.springer.com

McGuire, Jimmy A.; Witt, Christopher C.; Jr, J. V. Remsen; Dudley, R.; Altshuler, Douglas L. (2008-08-05). "A higher-level taxonomy for hummingbirds". Journal of Ornithology 150 (1): 155–165. ISSN 0021-8375. doi:10.1007/s10336-008-0330-x.
Berns, Chelsea M.; Adams, Dean C. (2012-11-11). "Becoming Different But Staying Alike: Patterns of Sexual Size and Shape Dimorphism in Bills of Hummingbirds". Evolutionary Biology 40 (2): 246–260. ISSN 0071-3260. doi:10.1007/s11692-012-9206-3.

trochilids.com (Global: low place; Galician: low place)

"Should I Add Red Dye to My Hummingbird Food?". Trochilids.com. Arquivado dende o orixinal o 10 de agosto de 2016. Consultado o 2010-03-20.

ualberta.ca (Global: 3,255^th place; Galician: 2,236^th place)

psych.ualberta.ca

Iwaniuk AN, Wylie DR (2007). "Neural specialization for hovering in hummingbirds: hypertrophy of the pretectal nucleus Lentiformis mesencephali" (PDF). J Comp Neurol 500 (2): 211–21. PMID 17111358. doi:10.1002/cne.21098.

unm.edu (Global: 1,919^th place; Galician: 331^st place)

sora.unm.edu

Bleiweiss, Robert; Kirsch, John A. W.; Matheus, Juan Carlos (1999). "DNA-DNA hybridization evidence for subfamily structure among hummingbirds" (PDF). Auk 111 (1): 8–19. doi:10.2307/4088500.
Hamilton WJ (1965). "Sun-oriented display of the Anna's hummingbird" (PDF). The Wilson Bulletin 77 (1).

usgs.gov (Global: 119^th place; Galician: 118^th place)

pwrc.usgs.gov

Patuxent Wildlife Research Center, Bird Banding Laboratory. Longevity Records AOU Numbers 3930–4920 2009-08-31. Retrieved 2009-09-27.

web.archive.org (Global: 1^st place; Galician: 1^st place)

Abrahamczyk S, Renner SS (2015). "The temporal build-up of hummingbird/plant mutualisms in North America and temperate South America". BMC Evolutionary Biology 15: 104. doi:10.1186/s12862-015-0388-z. Arquivado dende o orixinal o 21 de novembro de 2015. Consultado o 13 de marzo de 2017.
Temeles, Ethan J.; Miller, Jill S.; Rifkin, Joanna L. (2010-04-12). "Evolution of sexual dimorphism in bill size and shape of hermit hummingbirds (Phaethornithinae): a role for ecological causation". Philosophical Transactions of the Royal Society of London B: Biological Sciences 365 (1543): 1053–1063. ISSN 0962-8436. PMC 2830232. PMID 20194168. doi:10.1098/rstb.2009.0284. Arquivado dende o orixinal o 11 de agosto de 2017. Consultado o 13 de marzo de 2017.
Bakken, BH; Sabat, P (2006). "Gastrointestinal and renal responses to water intake in the green-backed firecrown (Sephanoides sephanoides), a South American hummingbird". AJP: Regulatory, Integrative and Comparative Physiology 291 (3): R830–6. PMID 16614056. doi:10.1152/ajpregu.00137.2006. Arquivado dende o orixinal o 12 de agosto de 2016. Consultado o 13 de marzo de 2017.
"The hummingbird project of British Columbia". Rocky Point Bird Observatory, Vancouver Island, British Columbia. 2010. Arquivado dende o orixinal o 02 de febreiro de 2017. Consultado o 25 June 2016.
"Hummingbird nesting (video)". Public Broadcasting System – Nature; from Learner.org, Journey North. 2016. Arquivado dende o orixinal o 02 de febreiro de 2017. Consultado o 12 May 2016.
"Hummingbird Q&A: Nest and eggs". Operation Rubythroat: the Hummingbird Project, Hilton Pond Center for Piedmont Natural History. 2014. Arquivado dende o orixinal o 29 de maio de 2017. Consultado o 21 June 2014.
"Hummingbird characteristics". learner.org. Annenberg Learner, The Annenberg Foundation. 2015. Arquivado dende o orixinal o 11 de novembro de 2016. Consultado o 13 de marzo de 2017.
Clark CJ (2011). "Wing, tail, and vocal contributions to the complex acoustic signals of courting Calliope hummingbirds" (PDF). Current Zoology 57 (2): 187–196. Arquivado dende o orixinal (PDF) o 16 de xullo de 2015. Consultado o 13 de marzo de 2017.
Kovacevic M (2008-01-30). "Hummingbird sings with its tail feathers". Cosmos Magazine. Arquivado dende o orixinal o 03 de maio de 2012. Consultado o 2013-07-13.
Salaman, P., T. Donegan, & D. Caro (2009). Checklist to the Birds of Colombia 2009. Arquivado 24 de agosto de 2009 en Wayback Machine. Conservation Colombiana 8. Fundación ProAves
"The Ontario hummingbird project". The Ontario Hummingbird Project. 2013. Arquivado dende o orixinal o 20 de abril de 2015. Consultado o 3 May 2015.
"The Ontario hummingbird project: migration and range maps". The Ontario Hummingbird Project. 2013. Arquivado dende o orixinal o 03 de abril de 2014. Consultado o March 23, 2014.
"Hummingbird news: Tracking migration". Journey North, Annenberg Learner, learner.org. Arquivado dende o orixinal o 07 de marzo de 2017. Consultado o 22 March 2014.
Connor J (15 October 2010). "Not All Sweetness and Light". Cornell University, Laboratory of Ornithology, Allaboutbirds.org, Ithaca, NY. Arquivado dende o orixinal o 16 de xullo de 2015. Consultado o 13 de marzo de 2017.
Rico-Guevara, Alejandro; Fan, Tai-Hsi; Rubega, Margaret A. (2015-08-22). "Hummingbird tongues are elastic micropumps". Proc. R. Soc. B 282 (1813): 20151014. ISSN 0962-8452. PMID 26290074. doi:10.1098/rspb.2015.1014. Arquivado dende o orixinal o 25 de febreiro de 2017. Consultado o 13 de marzo de 2017.
"Hummingbird Nectar Recipe". Nationalzoo.si.edu. Arquivado dende o orixinal o 22 de xaneiro de 2017. Consultado o 2010-03-20.
"Arizona Veterinary Diagnostic Laboratory Newsletter, April 2005" (PDF). Arquivado dende o orixinal (PDF) o 28 de xuño de 2010. Consultado o 2010-03-20.
"Hummingbird F.A.Q.s from the Southeastern Arizona Bird Observatory". Sabo.org. 2008-11-25. Arquivado dende o orixinal o 02 de novembro de 2014. Consultado o 2009-01-25.
Attracting Hummingbirds | Missouri Department of Conservation Arquivado 19 de abril de 2012 en Wayback Machine.. Mdc.mo.gov. Retrieved on 2013-04-01.
"Should I Add Red Dye to My Hummingbird Food?". Trochilids.com. Arquivado dende o orixinal o 10 de agosto de 2016. Consultado o 2010-03-20.
"National Symbols of Trinidad and Tobago". National Library of Trinidad and Tobago, Port of Spain. 2016. Arquivado dende o orixinal o 07 de maio de 2016. Consultado o 18 April 2016.
"Coins of Trinidad and Tobago". Central Bank of Trinidad and Tobago, Port of Spain. 2015. Arquivado dende o orixinal o 07 de febreiro de 2017. Consultado o 18 April 2016.

wiley.com (Global: 150^th place; Galician: 77^th place)

onlinelibrary.wiley.com

Abrahamczyk S, Souto-Vilarós D, McGuire JA, Renner SS (2015). "Diversity and clade ages of West Indian hummingbirds and the largest plant clades dependent on them: a 5–9 Myr young mutualistic system". Biological Journal of the Linnean Society 114 (4): 848–859. doi:10.1111/bij.12476.
Chen, Chris Chin Wah; Welch, Kenneth Collins (2014). "Hummingbirds can fuel expensive hovering flight completely with either exogenous glucose or fructose". Functional Ecology 28 (3): 589–600. doi:10.1111/1365-2435.12202.
Beuchat CA, Preest MR, Braun EJ (1999). "Glomerular and medullary architecture in the kidney of Anna's Hummingbird". Journal of Morphology 240 (2): 95–100. doi:10.1002/(sici)1097-4687(199905)240:2<95::aid-jmor1>3.0.co;2-u.

wired.com (Global: 254^th place; Galician: 310^th place)

Simon, Matt (10 July 2015). "Absurd Creature of the Week: The World’s Tiniest Bird Weighs Less Than a Dime". Wired Magazine-Science. Consultado o 8 March 2017.
Mosher D "High-Speed Video Shows How Hummingbirds Really Drink". Wired.com. May 2, 2011.

worldcat.org (Global: 4^th place; Galician: 7^th place)

McGuire, Jimmy A.; Witt, Christopher C.; Altshuler, Douglas L.; Remsen, J. V. (2007-10-01). "Phylogenetic Systematics and Biogeography of Hummingbirds: Bayesian and Maximum Likelihood Analyses of Partitioned Data and Selection of an Appropriate Partitioning Strategy". Systematic Biology 56 (5): 837–856. ISSN 1063-5157. PMID 17934998. doi:10.1080/10635150701656360.
McGuire, Jimmy A.; Witt, Christopher C.; Remsen, J. V.; Corl, Ammon; Rabosky, Daniel L.; Altshuler, Douglas L.; Dudley, Robert (Apr 2014). "Molecular Phylogenetics and the Diversification of Hummingbirds". Current Biology 24 (8): 910–916. ISSN 0960-9822. PMID 24704078. doi:10.1016/j.cub.2014.03.016.
McGuire, Jimmy A.; Witt, Christopher C.; Jr, J. V. Remsen; Dudley, R.; Altshuler, Douglas L. (2008-08-05). "A higher-level taxonomy for hummingbirds". Journal of Ornithology 150 (1): 155–165. ISSN 0021-8375. doi:10.1007/s10336-008-0330-x.
Berns, Chelsea M.; Adams, Dean C. (2012-11-11). "Becoming Different But Staying Alike: Patterns of Sexual Size and Shape Dimorphism in Bills of Hummingbirds". Evolutionary Biology 40 (2): 246–260. ISSN 0071-3260. doi:10.1007/s11692-012-9206-3.
Temeles, Ethan J.; Miller, Jill S.; Rifkin, Joanna L. (2010-04-12). "Evolution of sexual dimorphism in bill size and shape of hermit hummingbirds (Phaethornithinae): a role for ecological causation". Philosophical Transactions of the Royal Society of London B: Biological Sciences 365 (1543): 1053–1063. ISSN 0962-8436. PMC 2830232. PMID 20194168. doi:10.1098/rstb.2009.0284. Arquivado dende o orixinal o 11 de agosto de 2017. Consultado o 13 de marzo de 2017.
Rico-Guevara, Alejandro; Fan, Tai-Hsi; Rubega, Margaret A. (2015-08-22). "Hummingbird tongues are elastic micropumps". Proc. R. Soc. B 282 (1813): 20151014. ISSN 0962-8452. PMID 26290074. doi:10.1098/rspb.2015.1014. Arquivado dende o orixinal o 25 de febreiro de 2017. Consultado o 13 de marzo de 2017.
Gorman, James (2015-09-08). "The Hummingbird’s Tongue: How It Works". The New York Times. ISSN 0362-4331. Consultado o 2015-09-10.
Frank, David; Gorman, James (2015-09-08). "ScienceTake | The Hummingbird’s Tongue". The New York Times. ISSN 0362-4331. Consultado o 2015-09-10.

youtube.com (Global: 13^th place; Galician: 29^th place)

"Hummingbird nesting and fledgling (video)". YouTube. 2011. Consultado o 12 May 2016.

Colibrí (Galician Wikipedia)

academia.gal (Global: 3,683rd place; Galician: 6th place)

actazool.org (Global: low place; Galician: low place)

allaboutbirds.org (Global: 5,612th place; Galician: 965th place)

amherst.edu (Global: low place; Galician: low place)

www3.amherst.edu

animaldiversity.org (Global: 1,343rd place; Galician: 554th place)

archive.org (Global: 6th place; Galician: 4th place)

archive.today (Global: 28th place; Galician: 21st place)

arizona.edu (Global: 1,520th place; Galician: 683rd place)

microvet.arizona.edu

bbc.com (Global: 26th place; Galician: 56th place)

biologists.org (Global: 5,151st place; Galician: 451st place)

jeb.biologists.org

biomedcentral.com (Global: 2,731st place; Galician: 393rd place)

books.google.com (Global: 3rd place; Galician: 11th place)

cbc.ca (Global: 110th place; Galician: 264th place)

cell.com (Global: 2,821st place; Galician: 505th place)

central-bank.org.tt (Global: low place; Galician: low place)

cosmosmagazine.com (Global: low place; Galician: low place)

doi.org (Global: 2nd place; Galician: 3rd place)

dx.doi.org

fireflyforest.net (Global: low place; Galician: low place)

gardenweb.com (Global: low place; Galician: low place)

faq.gardenweb.com

huffingtonpost.com (Global: 212th place; Galician: 416th place)

hummingbirds.net (Global: low place; Galician: low place)

jstor.org (Global: 23rd place; Galician: 28th place)

karger.com (Global: 5,457th place; Galician: 2,526th place)

learner.org (Global: low place; Galician: 7,004th place)

lsu.edu (Global: 2,856th place; Galician: 1,331st place)

museum.lsu.edu

mo.gov (Global: 2,582nd place; Galician: 4,514th place)

mdc.mo.gov

nalis.gov.tt (Global: low place; Galician: low place)

nih.gov (Global: 5th place; Galician: 2nd place)

ncbi.nlm.nih.gov

nutrition.org (Global: 9,827th place; Galician: 934th place)

ajcn.nutrition.org

nytimes.com (Global: 7th place; Galician: 22nd place)

ontariohummingbirds.ca (Global: low place; Galician: low place)

oxfordjournals.org (Global: 1,550th place; Galician: 157th place)

sysbio.oxfordjournals.org

beheco.oxfordjournals.org

physiology.org (Global: 6,780th place; Galician: 744th place)

ajpregu.physiology.org

pnas.org (Global: 1,411th place; Galician: 159th place)

portaldaspalabras.gal (Global: 5,636th place; Galician: 10th place)

proaves.org (Global: low place; Galician: low place)

researchgate.net (Global: 96th place; Galician: 103rd place)

royalsocietypublishing.org (Global: 1,880th place; Galician: 307th place)

rstb.royalsocietypublishing.org

rspb.royalsocietypublishing.org

rpbo.org (Global: low place; Galician: low place)

rubythroat.org (Global: low place; Galician: low place)

sabo.org (Global: low place; Galician: low place)

scielo.br (Global: 1,374th place; Galician: 564th place)

sciencedaily.com (Global: 1,390th place; Galician: 364th place)

senckenberg.de (Global: 8,869th place; Galician: 1,958th place)

si.edu (Global: 256th place; Galician: 203rd place)

nationalzoo.si.edu

springer.com (Global: 182nd place; Galician: 136th place)

link.springer.com

trochilids.com (Global: low place; Galician: low place)

ualberta.ca (Global: 3,255th place; Galician: 2,236th place)

psych.ualberta.ca

unm.edu (Global: 1,919th place; Galician: 331st place)

sora.unm.edu

usgs.gov (Global: 119th place; Galician: 118th place)

pwrc.usgs.gov

web.archive.org (Global: 1st place; Galician: 1st place)

wiley.com (Global: 150th place; Galician: 77th place)

onlinelibrary.wiley.com

wired.com (Global: 254th place; Galician: 310th place)

worldcat.org (Global: 4th place; Galician: 7th place)

youtube.com (Global: 13th place; Galician: 29th place)

academia.gal (Global: 3,683^rd place; Galician: 6^th place)

allaboutbirds.org (Global: 5,612^th place; Galician: 965^th place)

animaldiversity.org (Global: 1,343^rd place; Galician: 554^th place)

archive.org (Global: 6^th place; Galician: 4^th place)

archive.today (Global: 28^th place; Galician: 21^st place)

arizona.edu (Global: 1,520^th place; Galician: 683^rd place)

bbc.com (Global: 26^th place; Galician: 56^th place)

biologists.org (Global: 5,151^st place; Galician: 451^st place)

biomedcentral.com (Global: 2,731^st place; Galician: 393^rd place)

books.google.com (Global: 3^rd place; Galician: 11^th place)

cbc.ca (Global: 110^th place; Galician: 264^th place)

cell.com (Global: 2,821^st place; Galician: 505^th place)

doi.org (Global: 2^nd place; Galician: 3^rd place)

huffingtonpost.com (Global: 212^th place; Galician: 416^th place)

jstor.org (Global: 23^rd place; Galician: 28^th place)

karger.com (Global: 5,457^th place; Galician: 2,526^th place)

learner.org (Global: low place; Galician: 7,004^th place)

lsu.edu (Global: 2,856^th place; Galician: 1,331^st place)

mo.gov (Global: 2,582^nd place; Galician: 4,514^th place)

nih.gov (Global: 5^th place; Galician: 2^nd place)

nutrition.org (Global: 9,827^th place; Galician: 934^th place)

nytimes.com (Global: 7^th place; Galician: 22^nd place)

oxfordjournals.org (Global: 1,550^th place; Galician: 157^th place)

physiology.org (Global: 6,780^th place; Galician: 744^th place)

pnas.org (Global: 1,411^th place; Galician: 159^th place)

portaldaspalabras.gal (Global: 5,636^th place; Galician: 10^th place)

researchgate.net (Global: 96^th place; Galician: 103^rd place)

royalsocietypublishing.org (Global: 1,880^th place; Galician: 307^th place)

scielo.br (Global: 1,374^th place; Galician: 564^th place)

sciencedaily.com (Global: 1,390^th place; Galician: 364^th place)

senckenberg.de (Global: 8,869^th place; Galician: 1,958^th place)

si.edu (Global: 256^th place; Galician: 203^rd place)

springer.com (Global: 182^nd place; Galician: 136^th place)

ualberta.ca (Global: 3,255^th place; Galician: 2,236^th place)

unm.edu (Global: 1,919^th place; Galician: 331^st place)

usgs.gov (Global: 119^th place; Galician: 118^th place)

web.archive.org (Global: 1^st place; Galician: 1^st place)

wiley.com (Global: 150^th place; Galician: 77^th place)

wired.com (Global: 254^th place; Galician: 310^th place)

worldcat.org (Global: 4^th place; Galician: 7^th place)

youtube.com (Global: 13^th place; Galician: 29^th place)