Sloth (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Sloth" in English language version.

refsWebsite

Global rank English rank

30doi.org

2^nd place

30web.archive.org

1^st place

23nih.gov

4^th place

16worldcat.org

5^th place

9harvard.edu

18^th place

17^th place

7semanticscholar.org

11^th place

8^th place

3jstor.org

26^th place

20^th place

3books.google.com

3^rd place

3bbc.co.uk

8^th place

10^th place

2slothconservation.com

low place

2handle.net

102^nd place

76^th place

2iucnredlist.org

88^th place

160^th place

2britannica.com

40^th place

58^th place

2youtube.com

9^th place

13^th place

2bbc.com

20^th place

30^th place

2nationalgeographic.com

344^th place

296^th place

1bucknell.edu

733^rd place

1,013^th place

1archive.org

6^th place

1gizmodo.com

474^th place

329^th place

1whiterose.ac.uk

4,124^th place

2,320^th place

1uchicago.edu

230^th place

214^th place

1google.com

163^rd place

185^th place

1researchgate.net

120^th place

125^th place

1sciencedaily.com

993^rd place

920^th place

1physiology.org

5,293^rd place

7,651^st place

1academia.edu

121^st place

142^nd place

1scielo.br

1,606^th place

4,312^th place

1natureinstitute.org

low place

1ghostarchive.org

32^nd place

21^st place

1livescience.com

1,190^th place

959^th place

1animalcorner.org

low place

1grist.org

low place

6,000^th place

1si.edu

340^th place

295^th place

1go.com

48^th place

39^th place

1theslothinstitutecostarica.org

low place

1dw.de

1,780^th place

3,005^th place

1thedodo.com

low place

academia.edu

Olson, R. A.; Glenn, Z. D.; Cliffe, R. N.; Butcher, M. T. (2018). "Architectural Properties of Sloth Forelimb Muscles (Pilosa: Bradypodidae)". Journal of Mammalian Evolution. 25 (4): 573–588. doi:10.1007/s10914-017-9411-z. ISSN 1573-7055.

animalcorner.org

"Sloth". Animal Corner. Archived from the original on 8 November 2020. Retrieved 22 November 2020.

archive.org

The Land and Wildlife of South America. Time Inc. 1964. pp. 15, 54.

bbc.co.uk

"Manly secret of non-mating sloth at London Zoo". BBC News. BBC. 19 August 2010. Archived from the original on 19 September 2020. Retrieved 30 April 2015.
"Same-sex sloths dash Drusillas breeding plan". BBC News. BBC. 5 December 2013. Archived from the original on 5 December 2020. Retrieved 30 April 2015.

news.bbc.co.uk

Briggs, Helen (13 May 2008). "Article "Sloth's Lazy Image 'A Myth'"". BBC News. Archived from the original on 1 January 2021. Retrieved 21 May 2010.

bbc.com

Venema, Vibeke (4 April 2014). "The woman who got 'slothified'". BBC News. Archived from the original on 6 March 2021. Retrieved 1 December 2017.
Dowling, Stephen (29 August 2019). "Why do sloths move so slowly?". BBC Future. BBC News. Archived from the original on 12 September 2019. Retrieved 2 September 2019.

books.google.com

White, J.L.; MacPhee, R.D.E. (2001). "The sloths of the West Indies: a systematic and phylogenetic review". In Woods, C.A.; Sergile, F.E. (eds.). Biogeography of the West Indies: Patterns and Perspectives. Boca Raton, London, New York, and Washington, D.C.: CRC Press. pp. 201–235. doi:10.1201/9781420039481-14. ISBN 978-0-8493-2001-9. Archived from the original on 24 May 2021. Retrieved 9 June 2020.
Eisenberg, John F.; Redford, Kent H. (15 May 2000). Mammals of the Neotropics, Volume 3: The Central Neotropics: Ecuador, Peru, Bolivia, Brazil. University of Chicago Press. pp. 624 (see pp. 94–95, 97). ISBN 978-0-226-19542-1. OCLC 493329394. Archived from the original on 19 September 2020. Retrieved 25 September 2016.
Eisenberg, John F.; Redford, Kent H. (15 May 2000). Mammals of the Neotropics, Volume 3: The Central Neotropics: Ecuador, Peru, Bolivia, Brazil. University of Chicago Press. pp. 624 (see p. 96). ISBN 978-0-226-19542-1. OCLC 493329394. Archived from the original on 19 September 2020. Retrieved 25 September 2016.

britannica.com

"Sloth". Encyclopedia Britannica. Archived from the original on 19 May 2017. Retrieved 1 December 2017.
Montgomery, Sy. "Community Ecology of the Sloth". Cecropia: Supplemental Information. Encyclopædia Britannica. Archived from the original on 24 May 2009. Retrieved 6 September 2009.

bucknell.edu

departments.bucknell.edu

Gardner, A. (2005). Wilson, D.E.; Reeder, D.M. (eds.). Mammal Species of the World: A Taxonomic and Geographic Reference (3rd ed.). Johns Hopkins University Press. pp. 100–101. ISBN 978-0-8018-8221-0. OCLC 62265494.

doi.org

Delsuc, Frédéric; Catzeflis, François M.; Stanhope, Michael J.; Douzery, Emmanuel J. P. (7 August 2001). "The evolution of armadillos, anteaters and sloths depicted by nuclear and mitochondrial phylogenies: implications for the status of the enigmatic fossil Eurotamandua". Proceedings of the Royal Society of London B: Biological Sciences. 268 (1476): 1605–1615. doi:10.1098/rspb.2001.1702. ISSN 0962-8452. PMC 1088784. PMID 11487408.
O'Leary, Maureen A.; Bloch, Jonathan I.; Flynn, John J.; Gaudin, Timothy J.; Giallombardo, Andres; Giannini, Norberto P.; Goldberg, Suzann L.; Kraatz, Brian P.; Luo, Zhe-Xi (8 February 2013). "The Placental Mammal Ancestor and the Post–K-Pg Radiation of Placentals". Science. 339 (6120): 662–667. Bibcode:2013Sci...339..662O. doi:10.1126/science.1229237. hdl:11336/7302. ISSN 0036-8075. PMID 23393258. S2CID 206544776.
Svartman, Marta; Stone, Gary; Stanyon, Roscoe (21 July 2006). "The Ancestral Eutherian Karyotype Is Present in Xenarthra". PLOS Genetics. 2 (7): e109. doi:10.1371/journal.pgen.0020109. ISSN 1553-7404. PMC 1513266. PMID 16848642.
Presslee, S.; Slater, G. J.; Pujos, F.; Forasiepi, A. M.; Fischer, R.; Molloy, K.; Mackie, M.; Olsen, J. V.; Kramarz, A.; Taglioretti, M.; Scaglia, F.; Lezcano, M.; Lanata, J. L.; Southon, J.; Feranec, R.; Bloch, J.; Hajduk, A.; Martin, F. M.; Gismondi, R. S.; Reguero, M.; de Muizon, C.; Greenwood, A.; Chait, B. T.; Penkman, K.; Collins, M.; MacPhee, R.D.E. (2019). "Palaeoproteomics resolves sloth relationships" (PDF). Nature Ecology & Evolution. 3 (7): 1121–1130. Bibcode:2019NatEE...3.1121P. doi:10.1038/s41559-019-0909-z. PMID 31171860. S2CID 174813630. Archived (PDF) from the original on 12 September 2020. Retrieved 18 September 2020.
Moraes-Barros, M.C.; et al. (2011). "Morphology, molecular phylogeny, and taxonomic inconsistencies in the study of Bradypus sloths (Pilosa: Bradypodidae)". Journal of Mammalogy. 92 (1): 86–100. doi:10.1644/10-MAMM-A-086.1.
Plese, T.; Chiarello, A. (2014). "Choloepus hoffmanni". IUCN Red List of Threatened Species. 2014: e.T4778A47439751. doi:10.2305/IUCN.UK.2014-1.RLTS.T4778A47439751.en.
Hayssen, V. (2011). "Choloepus hoffmanni (Pilosa: Megalonychidae)". Mammalian Species. 43 (1): 37–55. doi:10.1644/873.1.
Gaudin, T.J. (1 February 2004). "Phylogenetic relationships among sloths (Mammalia, Xenarthra, Tardigrada): the craniodental evidence". Zoological Journal of the Linnean Society. 140 (2): 255–305. doi:10.1111/j.1096-3642.2003.00100.x. ISSN 0024-4082.
Muizon, C. de; McDonald, H. G.; Salas, R.; Urbina, M. (June 2004). "The evolution of feeding adaptations of the aquatic sloth Thalassocnus". Journal of Vertebrate Paleontology. 24 (2): 398–410. Bibcode:2004JVPal..24..398D. doi:10.1671/2429b. JSTOR 4524727. S2CID 83859607.
Amson, E.; Muizon, C. de; Laurin, M.; Argot, C.; Buffrénil, V. de (2014). "Gradual adaptation of bone structure to aquatic lifestyle in extinct sloths from Peru". Proceedings of the Royal Society B: Biological Sciences. 281 (1782): 20140192. doi:10.1098/rspb.2014.0192. PMC 3973278. PMID 24621950.
White, J.L.; MacPhee, R.D.E. (2001). "The sloths of the West Indies: a systematic and phylogenetic review". In Woods, C.A.; Sergile, F.E. (eds.). Biogeography of the West Indies: Patterns and Perspectives. Boca Raton, London, New York, and Washington, D.C.: CRC Press. pp. 201–235. doi:10.1201/9781420039481-14. ISBN 978-0-8493-2001-9. Archived from the original on 24 May 2021. Retrieved 9 June 2020.
Gaudin, Timothy (2004). "Phylogenetic Relationships among Sloths (Mammalia, Xenarthra, Tardigrada): The Craniodental Evidence". Zoological Journal of the Linnean Society. 140 (2): 255–305. doi:10.1111/j.1096-3642.2003.00100.x.
Raj Pant, Sara; Goswami, Anjali; Finarelli, John A (2014). "Complex body size trends in the evolution of sloths (Xenarthra: Pilosa)". BMC Evolutionary Biology. 14 (1): 184. Bibcode:2014BMCEE..14..184R. doi:10.1186/s12862-014-0184-1. PMC 4243956. PMID 25319928.
Delsuc, F.; Kuch, M.; Gibb, G. C.; Karpinski, E.; Hackenberger, D.; Szpak, P.; Martínez, J. G.; Mead, J. I.; McDonald, H. G.; MacPhee, R.D.E.; Billet, G.; Hautier, L.; Poinar, H. N. (2019). "Ancient Mitogenomes Reveal the Evolutionary History and Biogeography of Sloths". Current Biology. 29 (12): 2031–2042.e6. Bibcode:2019CBio...29E2031D. doi:10.1016/j.cub.2019.05.043. hdl:11336/136908. PMID 31178321. Archived from the original on 23 March 2022. Retrieved 11 June 2020.
Amson, E.; Argot, C.; McDonald, H. G.; de Muizon, C. (2015). "Osteology and functional morphology of the axial postcranium of the marine sloth Thalassocnus (Mammalia, Tardigrada) with paleobiological implications". Journal of Mammalian Evolution. 22 (4): 473–518. doi:10.1007/s10914-014-9280-7. S2CID 16700349.
Steadman, D. W.; Martin, P. S.; MacPhee, R. D. E.; Jull, A. J. T.; McDonald, H. G.; Woods, C. A.; Iturralde-Vinent, M.; Hodgins, G. W. L. (16 August 2005). "Asynchronous extinction of late Quaternary sloths on continents and islands". Proc. Natl. Acad. Sci. USA. 102 (33): 11763–11768. Bibcode:2005PNAS..10211763S. doi:10.1073/pnas.0502777102. PMC 1187974. PMID 16085711.
Spainhower, K. B.; Cliffe, R. N.; Metz, A. K.; Barkett, E. M.; Kiraly, P. M.; Thomas, D. R.; Kennedy, S. J.; Avey-Arroyo, J. A.; Butcher, M. T. (2018). "Cheap labor: myosin fiber type expression and enzyme activity in the forelimb musculature of sloths (Pilosa: Xenarthra)". Journal of Applied Physiology. 125 (3): 799–811. doi:10.1152/japplphysiol.01118.2017. ISSN 8750-7587. PMID 29722617.
Olson, R. A.; Glenn, Z. D.; Cliffe, R. N.; Butcher, M. T. (2018). "Architectural Properties of Sloth Forelimb Muscles (Pilosa: Bradypodidae)". Journal of Mammalian Evolution. 25 (4): 573–588. doi:10.1007/s10914-017-9411-z. ISSN 1573-7055.
Suutari, Milla; Majaneva, Markus; Fewer, David P.; Voirin, Bryson; Aiello, Annette; Friedl, Thomas; Chiarello, Adriano G.; Blomster, Jaanika (1 January 2010). "Molecular evidence for a diverse green algal community growing in the hair of sloths and a specific association with Trichophilus welckeri(Chlorophyta, Ulvophyceae)". BMC Evolutionary Biology. 10 (1): 86. Bibcode:2010BMCEE..10...86S. doi:10.1186/1471-2148-10-86. ISSN 1471-2148. PMC 2858742. PMID 20353556.
Moreno, Ricardo S.; Kays, Roland W.; Samudio, Rafael (24 August 2006). "Competitive Release in Diets of Ocelot (Leopardus pardalis) and Puma (Puma concolor) after Jaguar (Panthera onca) Decline". Journal of Mammalogy. 87 (4): 808–816. doi:10.1644/05-MAMM-A-360R2.1. ISSN 0022-2372. S2CID 37859321.
Aguiar-Silva, F. Helena; Sanaiotti, Tânia M.; Luz, Benjamim B. (1 March 2014). "Food Habits of the Harpy Eagle, a Top Predator from the Amazonian Rainforest Canopy". Journal of Raptor Research. 48 (1): 24–35. doi:10.3356/JRR-13-00017.1. ISSN 0892-1016. S2CID 86270583.
Gilmore, D. P.; Da Costa, C. P.; Duarte, D. P. F. (1 January 2001). "Sloth biology: an update on their physiological ecology, behavior and role as vectors of arthropods and arboviruses". Brazilian Journal of Medical and Biological Research. 34 (1): 9–25. doi:10.1590/S0100-879X2001000100002. ISSN 0100-879X. PMID 11151024.
Gilmore, D. P.; Da Costa, C. P.; Duarte, D. P. F. (2001). "Sloth biology: an update on their physiological ecology, behavior and role as vectors of arthropods and arboviruses" (PDF). Brazilian Journal of Medical and Biological Research. 34 (1): 9–25. doi:10.1590/S0100-879X2001000100002. ISSN 1678-4510. PMID 11151024. Archived (PDF) from the original on 6 November 2020. Retrieved 1 December 2017.
Mendel, Frank C. (1 January 1985). "Use of Hands and Feet of Three-Toed Sloths (Bradypus variegatus) during Climbing and Terrestrial Locomotion". Journal of Mammalogy. 66 (2): 359–366. doi:10.2307/1381249. JSTOR 1381249.
Garcés-Restrepo, M.F.; Pauli, J.N.; Peery, M.Z. (2018). "Natal dispersal of tree sloths in a human-dominated landscape: Implications for tropical biodiversity conservation". Journal of Applied Ecology. 55 (5): 2253–2262. Bibcode:2018JApEc..55.2253G. doi:10.1111/1365-2664.13138.
Britton, S. W. (1 January 1941). "Form and Function in the Sloth". The Quarterly Review of Biology. 16 (1): 13–34. doi:10.1086/394620. JSTOR 2808832. S2CID 85162387.
Pauli, Jonathan N.; Mendoza, Jorge E.; Steffan, Shawn A.; Carey, Cayelan C.; Weimer, Paul J.; Peery, M. Zachariah (7 March 2014). "A syndrome of mutualism reinforces the lifestyle of a sloth". Proceedings of the Royal Society. 281 (1778). The Royal Society Publishing. doi:10.1098/rspb.2013.3006. PMC 3906947. PMID 24452028.
Soares, C. A.; Carneiro, R. S. (1 May 2002). "Social behavior between mothers × young of sloths Bradypus variegatus SCHINZ, 1825 (Xenarthra: Bradypodidae)". Brazilian Journal of Biology. 62 (2): 249–252. doi:10.1590/S1519-69842002000200008. ISSN 1519-6984. PMID 12489397.
Pauli, Jonathan N.; Peery, M. Zachariah (19 December 2012). "Unexpected Strong Polygyny in the Brown-Throated Three-Toed Sloth". PLOS ONE. 7 (12): e51389. Bibcode:2012PLoSO...751389P. doi:10.1371/journal.pone.0051389. ISSN 1932-6203. PMC 3526605. PMID 23284687.
Chiarello, A. & Moraes-Barros, N. (2014). "Bradypus torquatus". IUCN Red List of Threatened Species. 2014: e.T3036A47436575. doi:10.2305/IUCN.UK.2014-1.RLTS.T3036A47436575.en.

dw.de

Sevcenko, Melanie (17 April 2013). "Sloth sanctuary nurtures animals back to health". Deutsche Welle. Archived from the original on 13 May 2015. Retrieved 18 April 2013.

ghostarchive.org

BBC (4 November 2016), Swimming sloth - Planet Earth II: Islands Preview - BBC One, archived from the original on 30 October 2021, retrieved 17 April 2017

gizmodo.com

io9.gizmodo.com

Bennington-Castro, Joseph (23 January 2014). "The Strange Symbiosis Between Sloths and Moths". Gizmodo. Archived from the original on 1 December 2017. Retrieved 1 December 2017.

go.com

abcnews.go.com

"Sloths: Hottest-Selling Animal in Colombia's Illegal Pet Trade". ABC News. 29 May 2013. Archived from the original on 6 July 2020. Retrieved 2 December 2017.

google.com

Gardner, Alfred L. (2007). "Suborder Folivora". In Gardner, Alfred L. (ed.). Mammals of South America, Volume 1: Marsupials, Xenarthrans, Shrews, and Bats. Chicago: University of Chicago Press. pp. 157–168 (p. 161). ISBN 978-0-226-28240-4. Archived from the original on 27 November 2018. Retrieved 29 November 2017.

grist.org

"The greatest mystery of sloth pooping has been solved". 23 January 2014. Archived from the original on 27 January 2021. Retrieved 9 February 2021.

handle.net

hdl.handle.net

O'Leary, Maureen A.; Bloch, Jonathan I.; Flynn, John J.; Gaudin, Timothy J.; Giallombardo, Andres; Giannini, Norberto P.; Goldberg, Suzann L.; Kraatz, Brian P.; Luo, Zhe-Xi (8 February 2013). "The Placental Mammal Ancestor and the Post–K-Pg Radiation of Placentals". Science. 339 (6120): 662–667. Bibcode:2013Sci...339..662O. doi:10.1126/science.1229237. hdl:11336/7302. ISSN 0036-8075. PMID 23393258. S2CID 206544776.
Delsuc, F.; Kuch, M.; Gibb, G. C.; Karpinski, E.; Hackenberger, D.; Szpak, P.; Martínez, J. G.; Mead, J. I.; McDonald, H. G.; MacPhee, R.D.E.; Billet, G.; Hautier, L.; Poinar, H. N. (2019). "Ancient Mitogenomes Reveal the Evolutionary History and Biogeography of Sloths". Current Biology. 29 (12): 2031–2042.e6. Bibcode:2019CBio...29E2031D. doi:10.1016/j.cub.2019.05.043. hdl:11336/136908. PMID 31178321. Archived from the original on 23 March 2022. Retrieved 11 June 2020.

harvard.edu

ui.adsabs.harvard.edu

O'Leary, Maureen A.; Bloch, Jonathan I.; Flynn, John J.; Gaudin, Timothy J.; Giallombardo, Andres; Giannini, Norberto P.; Goldberg, Suzann L.; Kraatz, Brian P.; Luo, Zhe-Xi (8 February 2013). "The Placental Mammal Ancestor and the Post–K-Pg Radiation of Placentals". Science. 339 (6120): 662–667. Bibcode:2013Sci...339..662O. doi:10.1126/science.1229237. hdl:11336/7302. ISSN 0036-8075. PMID 23393258. S2CID 206544776.
Presslee, S.; Slater, G. J.; Pujos, F.; Forasiepi, A. M.; Fischer, R.; Molloy, K.; Mackie, M.; Olsen, J. V.; Kramarz, A.; Taglioretti, M.; Scaglia, F.; Lezcano, M.; Lanata, J. L.; Southon, J.; Feranec, R.; Bloch, J.; Hajduk, A.; Martin, F. M.; Gismondi, R. S.; Reguero, M.; de Muizon, C.; Greenwood, A.; Chait, B. T.; Penkman, K.; Collins, M.; MacPhee, R.D.E. (2019). "Palaeoproteomics resolves sloth relationships" (PDF). Nature Ecology & Evolution. 3 (7): 1121–1130. Bibcode:2019NatEE...3.1121P. doi:10.1038/s41559-019-0909-z. PMID 31171860. S2CID 174813630. Archived (PDF) from the original on 12 September 2020. Retrieved 18 September 2020.
Muizon, C. de; McDonald, H. G.; Salas, R.; Urbina, M. (June 2004). "The evolution of feeding adaptations of the aquatic sloth Thalassocnus". Journal of Vertebrate Paleontology. 24 (2): 398–410. Bibcode:2004JVPal..24..398D. doi:10.1671/2429b. JSTOR 4524727. S2CID 83859607.
Raj Pant, Sara; Goswami, Anjali; Finarelli, John A (2014). "Complex body size trends in the evolution of sloths (Xenarthra: Pilosa)". BMC Evolutionary Biology. 14 (1): 184. Bibcode:2014BMCEE..14..184R. doi:10.1186/s12862-014-0184-1. PMC 4243956. PMID 25319928.
Delsuc, F.; Kuch, M.; Gibb, G. C.; Karpinski, E.; Hackenberger, D.; Szpak, P.; Martínez, J. G.; Mead, J. I.; McDonald, H. G.; MacPhee, R.D.E.; Billet, G.; Hautier, L.; Poinar, H. N. (2019). "Ancient Mitogenomes Reveal the Evolutionary History and Biogeography of Sloths". Current Biology. 29 (12): 2031–2042.e6. Bibcode:2019CBio...29E2031D. doi:10.1016/j.cub.2019.05.043. hdl:11336/136908. PMID 31178321. Archived from the original on 23 March 2022. Retrieved 11 June 2020.
Steadman, D. W.; Martin, P. S.; MacPhee, R. D. E.; Jull, A. J. T.; McDonald, H. G.; Woods, C. A.; Iturralde-Vinent, M.; Hodgins, G. W. L. (16 August 2005). "Asynchronous extinction of late Quaternary sloths on continents and islands". Proc. Natl. Acad. Sci. USA. 102 (33): 11763–11768. Bibcode:2005PNAS..10211763S. doi:10.1073/pnas.0502777102. PMC 1187974. PMID 16085711.
Suutari, Milla; Majaneva, Markus; Fewer, David P.; Voirin, Bryson; Aiello, Annette; Friedl, Thomas; Chiarello, Adriano G.; Blomster, Jaanika (1 January 2010). "Molecular evidence for a diverse green algal community growing in the hair of sloths and a specific association with Trichophilus welckeri(Chlorophyta, Ulvophyceae)". BMC Evolutionary Biology. 10 (1): 86. Bibcode:2010BMCEE..10...86S. doi:10.1186/1471-2148-10-86. ISSN 1471-2148. PMC 2858742. PMID 20353556.
Garcés-Restrepo, M.F.; Pauli, J.N.; Peery, M.Z. (2018). "Natal dispersal of tree sloths in a human-dominated landscape: Implications for tropical biodiversity conservation". Journal of Applied Ecology. 55 (5): 2253–2262. Bibcode:2018JApEc..55.2253G. doi:10.1111/1365-2664.13138.
Pauli, Jonathan N.; Peery, M. Zachariah (19 December 2012). "Unexpected Strong Polygyny in the Brown-Throated Three-Toed Sloth". PLOS ONE. 7 (12): e51389. Bibcode:2012PLoSO...751389P. doi:10.1371/journal.pone.0051389. ISSN 1932-6203. PMC 3526605. PMID 23284687.

iucnredlist.org

Plese, T.; Chiarello, A. (2014). "Choloepus hoffmanni". IUCN Red List of Threatened Species. 2014: e.T4778A47439751. doi:10.2305/IUCN.UK.2014-1.RLTS.T4778A47439751.en.
Chiarello, A. & Moraes-Barros, N. (2014). "Bradypus torquatus". IUCN Red List of Threatened Species. 2014: e.T3036A47436575. doi:10.2305/IUCN.UK.2014-1.RLTS.T3036A47436575.en.

jstor.org

Muizon, C. de; McDonald, H. G.; Salas, R.; Urbina, M. (June 2004). "The evolution of feeding adaptations of the aquatic sloth Thalassocnus". Journal of Vertebrate Paleontology. 24 (2): 398–410. Bibcode:2004JVPal..24..398D. doi:10.1671/2429b. JSTOR 4524727. S2CID 83859607.
Mendel, Frank C. (1 January 1985). "Use of Hands and Feet of Three-Toed Sloths (Bradypus variegatus) during Climbing and Terrestrial Locomotion". Journal of Mammalogy. 66 (2): 359–366. doi:10.2307/1381249. JSTOR 1381249.
Britton, S. W. (1 January 1941). "Form and Function in the Sloth". The Quarterly Review of Biology. 16 (1): 13–34. doi:10.1086/394620. JSTOR 2808832. S2CID 85162387.

livescience.com

Alina Bradford (26 November 2018). "Sloths: The World's Slowest Mammals". Live Science. Archived from the original on 4 December 2020. Retrieved 22 November 2020.

nationalgeographic.com

kids.nationalgeographic.com

"Sloth". National Geographic. March 2014. Archived from the original on 11 April 2019. Retrieved 1 December 2017.

phenomena.nationalgeographic.com

Ed Yong (21 January 2014). "Can Moths Explain Why Sloths Poo on the Ground?". Phenomena. Archived from the original on 29 May 2018. Retrieved 23 January 2014.

natureinstitute.org

"What Does It Mean to Be a Sloth?". natureinstitute.org. Archived from the original on 15 June 2019. Retrieved 29 June 2017.

nih.gov

pubmed.ncbi.nlm.nih.gov

Delsuc, Frédéric; Catzeflis, François M.; Stanhope, Michael J.; Douzery, Emmanuel J. P. (7 August 2001). "The evolution of armadillos, anteaters and sloths depicted by nuclear and mitochondrial phylogenies: implications for the status of the enigmatic fossil Eurotamandua". Proceedings of the Royal Society of London B: Biological Sciences. 268 (1476): 1605–1615. doi:10.1098/rspb.2001.1702. ISSN 0962-8452. PMC 1088784. PMID 11487408.
O'Leary, Maureen A.; Bloch, Jonathan I.; Flynn, John J.; Gaudin, Timothy J.; Giallombardo, Andres; Giannini, Norberto P.; Goldberg, Suzann L.; Kraatz, Brian P.; Luo, Zhe-Xi (8 February 2013). "The Placental Mammal Ancestor and the Post–K-Pg Radiation of Placentals". Science. 339 (6120): 662–667. Bibcode:2013Sci...339..662O. doi:10.1126/science.1229237. hdl:11336/7302. ISSN 0036-8075. PMID 23393258. S2CID 206544776.
Svartman, Marta; Stone, Gary; Stanyon, Roscoe (21 July 2006). "The Ancestral Eutherian Karyotype Is Present in Xenarthra". PLOS Genetics. 2 (7): e109. doi:10.1371/journal.pgen.0020109. ISSN 1553-7404. PMC 1513266. PMID 16848642.
Presslee, S.; Slater, G. J.; Pujos, F.; Forasiepi, A. M.; Fischer, R.; Molloy, K.; Mackie, M.; Olsen, J. V.; Kramarz, A.; Taglioretti, M.; Scaglia, F.; Lezcano, M.; Lanata, J. L.; Southon, J.; Feranec, R.; Bloch, J.; Hajduk, A.; Martin, F. M.; Gismondi, R. S.; Reguero, M.; de Muizon, C.; Greenwood, A.; Chait, B. T.; Penkman, K.; Collins, M.; MacPhee, R.D.E. (2019). "Palaeoproteomics resolves sloth relationships" (PDF). Nature Ecology & Evolution. 3 (7): 1121–1130. Bibcode:2019NatEE...3.1121P. doi:10.1038/s41559-019-0909-z. PMID 31171860. S2CID 174813630. Archived (PDF) from the original on 12 September 2020. Retrieved 18 September 2020.
Amson, E.; Muizon, C. de; Laurin, M.; Argot, C.; Buffrénil, V. de (2014). "Gradual adaptation of bone structure to aquatic lifestyle in extinct sloths from Peru". Proceedings of the Royal Society B: Biological Sciences. 281 (1782): 20140192. doi:10.1098/rspb.2014.0192. PMC 3973278. PMID 24621950.
Raj Pant, Sara; Goswami, Anjali; Finarelli, John A (2014). "Complex body size trends in the evolution of sloths (Xenarthra: Pilosa)". BMC Evolutionary Biology. 14 (1): 184. Bibcode:2014BMCEE..14..184R. doi:10.1186/s12862-014-0184-1. PMC 4243956. PMID 25319928.
Delsuc, F.; Kuch, M.; Gibb, G. C.; Karpinski, E.; Hackenberger, D.; Szpak, P.; Martínez, J. G.; Mead, J. I.; McDonald, H. G.; MacPhee, R.D.E.; Billet, G.; Hautier, L.; Poinar, H. N. (2019). "Ancient Mitogenomes Reveal the Evolutionary History and Biogeography of Sloths". Current Biology. 29 (12): 2031–2042.e6. Bibcode:2019CBio...29E2031D. doi:10.1016/j.cub.2019.05.043. hdl:11336/136908. PMID 31178321. Archived from the original on 23 March 2022. Retrieved 11 June 2020.
Steadman, D. W.; Martin, P. S.; MacPhee, R. D. E.; Jull, A. J. T.; McDonald, H. G.; Woods, C. A.; Iturralde-Vinent, M.; Hodgins, G. W. L. (16 August 2005). "Asynchronous extinction of late Quaternary sloths on continents and islands". Proc. Natl. Acad. Sci. USA. 102 (33): 11763–11768. Bibcode:2005PNAS..10211763S. doi:10.1073/pnas.0502777102. PMC 1187974. PMID 16085711.
Spainhower, K. B.; Cliffe, R. N.; Metz, A. K.; Barkett, E. M.; Kiraly, P. M.; Thomas, D. R.; Kennedy, S. J.; Avey-Arroyo, J. A.; Butcher, M. T. (2018). "Cheap labor: myosin fiber type expression and enzyme activity in the forelimb musculature of sloths (Pilosa: Xenarthra)". Journal of Applied Physiology. 125 (3): 799–811. doi:10.1152/japplphysiol.01118.2017. ISSN 8750-7587. PMID 29722617.
Suutari, Milla; Majaneva, Markus; Fewer, David P.; Voirin, Bryson; Aiello, Annette; Friedl, Thomas; Chiarello, Adriano G.; Blomster, Jaanika (1 January 2010). "Molecular evidence for a diverse green algal community growing in the hair of sloths and a specific association with Trichophilus welckeri(Chlorophyta, Ulvophyceae)". BMC Evolutionary Biology. 10 (1): 86. Bibcode:2010BMCEE..10...86S. doi:10.1186/1471-2148-10-86. ISSN 1471-2148. PMC 2858742. PMID 20353556.
Gilmore, D. P.; Da Costa, C. P.; Duarte, D. P. F. (1 January 2001). "Sloth biology: an update on their physiological ecology, behavior and role as vectors of arthropods and arboviruses". Brazilian Journal of Medical and Biological Research. 34 (1): 9–25. doi:10.1590/S0100-879X2001000100002. ISSN 0100-879X. PMID 11151024.
Gilmore, D. P.; Da Costa, C. P.; Duarte, D. P. F. (2001). "Sloth biology: an update on their physiological ecology, behavior and role as vectors of arthropods and arboviruses" (PDF). Brazilian Journal of Medical and Biological Research. 34 (1): 9–25. doi:10.1590/S0100-879X2001000100002. ISSN 1678-4510. PMID 11151024. Archived (PDF) from the original on 6 November 2020. Retrieved 1 December 2017.
Pauli, Jonathan N.; Mendoza, Jorge E.; Steffan, Shawn A.; Carey, Cayelan C.; Weimer, Paul J.; Peery, M. Zachariah (7 March 2014). "A syndrome of mutualism reinforces the lifestyle of a sloth". Proceedings of the Royal Society. 281 (1778). The Royal Society Publishing. doi:10.1098/rspb.2013.3006. PMC 3906947. PMID 24452028.
Soares, C. A.; Carneiro, R. S. (1 May 2002). "Social behavior between mothers × young of sloths Bradypus variegatus SCHINZ, 1825 (Xenarthra: Bradypodidae)". Brazilian Journal of Biology. 62 (2): 249–252. doi:10.1590/S1519-69842002000200008. ISSN 1519-6984. PMID 12489397.
Pauli, Jonathan N.; Peery, M. Zachariah (19 December 2012). "Unexpected Strong Polygyny in the Brown-Throated Three-Toed Sloth". PLOS ONE. 7 (12): e51389. Bibcode:2012PLoSO...751389P. doi:10.1371/journal.pone.0051389. ISSN 1932-6203. PMC 3526605. PMID 23284687.

ncbi.nlm.nih.gov

Delsuc, Frédéric; Catzeflis, François M.; Stanhope, Michael J.; Douzery, Emmanuel J. P. (7 August 2001). "The evolution of armadillos, anteaters and sloths depicted by nuclear and mitochondrial phylogenies: implications for the status of the enigmatic fossil Eurotamandua". Proceedings of the Royal Society of London B: Biological Sciences. 268 (1476): 1605–1615. doi:10.1098/rspb.2001.1702. ISSN 0962-8452. PMC 1088784. PMID 11487408.
Svartman, Marta; Stone, Gary; Stanyon, Roscoe (21 July 2006). "The Ancestral Eutherian Karyotype Is Present in Xenarthra". PLOS Genetics. 2 (7): e109. doi:10.1371/journal.pgen.0020109. ISSN 1553-7404. PMC 1513266. PMID 16848642.
Amson, E.; Muizon, C. de; Laurin, M.; Argot, C.; Buffrénil, V. de (2014). "Gradual adaptation of bone structure to aquatic lifestyle in extinct sloths from Peru". Proceedings of the Royal Society B: Biological Sciences. 281 (1782): 20140192. doi:10.1098/rspb.2014.0192. PMC 3973278. PMID 24621950.
Raj Pant, Sara; Goswami, Anjali; Finarelli, John A (2014). "Complex body size trends in the evolution of sloths (Xenarthra: Pilosa)". BMC Evolutionary Biology. 14 (1): 184. Bibcode:2014BMCEE..14..184R. doi:10.1186/s12862-014-0184-1. PMC 4243956. PMID 25319928.
Steadman, D. W.; Martin, P. S.; MacPhee, R. D. E.; Jull, A. J. T.; McDonald, H. G.; Woods, C. A.; Iturralde-Vinent, M.; Hodgins, G. W. L. (16 August 2005). "Asynchronous extinction of late Quaternary sloths on continents and islands". Proc. Natl. Acad. Sci. USA. 102 (33): 11763–11768. Bibcode:2005PNAS..10211763S. doi:10.1073/pnas.0502777102. PMC 1187974. PMID 16085711.
Suutari, Milla; Majaneva, Markus; Fewer, David P.; Voirin, Bryson; Aiello, Annette; Friedl, Thomas; Chiarello, Adriano G.; Blomster, Jaanika (1 January 2010). "Molecular evidence for a diverse green algal community growing in the hair of sloths and a specific association with Trichophilus welckeri(Chlorophyta, Ulvophyceae)". BMC Evolutionary Biology. 10 (1): 86. Bibcode:2010BMCEE..10...86S. doi:10.1186/1471-2148-10-86. ISSN 1471-2148. PMC 2858742. PMID 20353556.
Pauli, Jonathan N.; Mendoza, Jorge E.; Steffan, Shawn A.; Carey, Cayelan C.; Weimer, Paul J.; Peery, M. Zachariah (7 March 2014). "A syndrome of mutualism reinforces the lifestyle of a sloth". Proceedings of the Royal Society. 281 (1778). The Royal Society Publishing. doi:10.1098/rspb.2013.3006. PMC 3906947. PMID 24452028.
Pauli, Jonathan N.; Peery, M. Zachariah (19 December 2012). "Unexpected Strong Polygyny in the Brown-Throated Three-Toed Sloth". PLOS ONE. 7 (12): e51389. Bibcode:2012PLoSO...751389P. doi:10.1371/journal.pone.0051389. ISSN 1932-6203. PMC 3526605. PMID 23284687.

physiology.org

journals.physiology.org

Spainhower, K. B.; Cliffe, R. N.; Metz, A. K.; Barkett, E. M.; Kiraly, P. M.; Thomas, D. R.; Kennedy, S. J.; Avey-Arroyo, J. A.; Butcher, M. T. (2018). "Cheap labor: myosin fiber type expression and enzyme activity in the forelimb musculature of sloths (Pilosa: Xenarthra)". Journal of Applied Physiology. 125 (3): 799–811. doi:10.1152/japplphysiol.01118.2017. ISSN 8750-7587. PMID 29722617.

researchgate.net

Delsuc, F.; Kuch, M.; Gibb, G. C.; Karpinski, E.; Hackenberger, D.; Szpak, P.; Martínez, J. G.; Mead, J. I.; McDonald, H. G.; MacPhee, R.D.E.; Billet, G.; Hautier, L.; Poinar, H. N. (2019). "Ancient Mitogenomes Reveal the Evolutionary History and Biogeography of Sloths". Current Biology. 29 (12): 2031–2042.e6. Bibcode:2019CBio...29E2031D. doi:10.1016/j.cub.2019.05.043. hdl:11336/136908. PMID 31178321. Archived from the original on 23 March 2022. Retrieved 11 June 2020.

scielo.br

Gilmore, D. P.; Da Costa, C. P.; Duarte, D. P. F. (2001). "Sloth biology: an update on their physiological ecology, behavior and role as vectors of arthropods and arboviruses" (PDF). Brazilian Journal of Medical and Biological Research. 34 (1): 9–25. doi:10.1590/S0100-879X2001000100002. ISSN 1678-4510. PMID 11151024. Archived (PDF) from the original on 6 November 2020. Retrieved 1 December 2017.

sciencedaily.com

"Sticking their necks out for evolution: Why sloths and manatees have unusually long (or short) necks". ScienceDaily. Archived from the original on 26 April 2019. Retrieved 26 April 2019.

semanticscholar.org

api.semanticscholar.org

O'Leary, Maureen A.; Bloch, Jonathan I.; Flynn, John J.; Gaudin, Timothy J.; Giallombardo, Andres; Giannini, Norberto P.; Goldberg, Suzann L.; Kraatz, Brian P.; Luo, Zhe-Xi (8 February 2013). "The Placental Mammal Ancestor and the Post–K-Pg Radiation of Placentals". Science. 339 (6120): 662–667. Bibcode:2013Sci...339..662O. doi:10.1126/science.1229237. hdl:11336/7302. ISSN 0036-8075. PMID 23393258. S2CID 206544776.
Presslee, S.; Slater, G. J.; Pujos, F.; Forasiepi, A. M.; Fischer, R.; Molloy, K.; Mackie, M.; Olsen, J. V.; Kramarz, A.; Taglioretti, M.; Scaglia, F.; Lezcano, M.; Lanata, J. L.; Southon, J.; Feranec, R.; Bloch, J.; Hajduk, A.; Martin, F. M.; Gismondi, R. S.; Reguero, M.; de Muizon, C.; Greenwood, A.; Chait, B. T.; Penkman, K.; Collins, M.; MacPhee, R.D.E. (2019). "Palaeoproteomics resolves sloth relationships" (PDF). Nature Ecology & Evolution. 3 (7): 1121–1130. Bibcode:2019NatEE...3.1121P. doi:10.1038/s41559-019-0909-z. PMID 31171860. S2CID 174813630. Archived (PDF) from the original on 12 September 2020. Retrieved 18 September 2020.
Muizon, C. de; McDonald, H. G.; Salas, R.; Urbina, M. (June 2004). "The evolution of feeding adaptations of the aquatic sloth Thalassocnus". Journal of Vertebrate Paleontology. 24 (2): 398–410. Bibcode:2004JVPal..24..398D. doi:10.1671/2429b. JSTOR 4524727. S2CID 83859607.
Amson, E.; Argot, C.; McDonald, H. G.; de Muizon, C. (2015). "Osteology and functional morphology of the axial postcranium of the marine sloth Thalassocnus (Mammalia, Tardigrada) with paleobiological implications". Journal of Mammalian Evolution. 22 (4): 473–518. doi:10.1007/s10914-014-9280-7. S2CID 16700349.
Moreno, Ricardo S.; Kays, Roland W.; Samudio, Rafael (24 August 2006). "Competitive Release in Diets of Ocelot (Leopardus pardalis) and Puma (Puma concolor) after Jaguar (Panthera onca) Decline". Journal of Mammalogy. 87 (4): 808–816. doi:10.1644/05-MAMM-A-360R2.1. ISSN 0022-2372. S2CID 37859321.
Aguiar-Silva, F. Helena; Sanaiotti, Tânia M.; Luz, Benjamim B. (1 March 2014). "Food Habits of the Harpy Eagle, a Top Predator from the Amazonian Rainforest Canopy". Journal of Raptor Research. 48 (1): 24–35. doi:10.3356/JRR-13-00017.1. ISSN 0892-1016. S2CID 86270583.
Britton, S. W. (1 January 1941). "Form and Function in the Sloth". The Quarterly Review of Biology. 16 (1): 13–34. doi:10.1086/394620. JSTOR 2808832. S2CID 85162387.

si.edu

nationalzoo.si.edu

"Southern two-toed sloth". Smithsonian's National Zoo. 25 April 2016. Archived from the original on 17 July 2019. Retrieved 30 October 2019.

slothconservation.com

"Overview". The Sloth Conservation Foundation. Archived from the original on 1 December 2017. Retrieved 29 November 2017.
"About the Sloth". Sloth Conservation Foundation. Archived from the original on 16 January 2021. Retrieved 31 October 2019.

thedodo.com

Schelling, Ameena (19 May 2016). "Famous Sloth Sanctuary Is A Nightmare For Animals, Ex-Workers Say". The Dodo. Archived from the original on 18 January 2021. Retrieved 20 May 2016.

theslothinstitutecostarica.org

"The Sloth Institute website". Archived from the original on 31 March 2021. Retrieved 23 March 2022.

uchicago.edu

press.uchicago.edu

Gardner, Alfred L. (2007). "Suborder Folivora". In Gardner, Alfred L. (ed.). Mammals of South America, Volume 1: Marsupials, Xenarthrans, Shrews, and Bats. Chicago: University of Chicago Press. pp. 157–168 (p. 161). ISBN 978-0-226-28240-4. Archived from the original on 27 November 2018. Retrieved 29 November 2017.

web.archive.org

"Overview". The Sloth Conservation Foundation. Archived from the original on 1 December 2017. Retrieved 29 November 2017.
Bennington-Castro, Joseph (23 January 2014). "The Strange Symbiosis Between Sloths and Moths". Gizmodo. Archived from the original on 1 December 2017. Retrieved 1 December 2017.
Presslee, S.; Slater, G. J.; Pujos, F.; Forasiepi, A. M.; Fischer, R.; Molloy, K.; Mackie, M.; Olsen, J. V.; Kramarz, A.; Taglioretti, M.; Scaglia, F.; Lezcano, M.; Lanata, J. L.; Southon, J.; Feranec, R.; Bloch, J.; Hajduk, A.; Martin, F. M.; Gismondi, R. S.; Reguero, M.; de Muizon, C.; Greenwood, A.; Chait, B. T.; Penkman, K.; Collins, M.; MacPhee, R.D.E. (2019). "Palaeoproteomics resolves sloth relationships" (PDF). Nature Ecology & Evolution. 3 (7): 1121–1130. Bibcode:2019NatEE...3.1121P. doi:10.1038/s41559-019-0909-z. PMID 31171860. S2CID 174813630. Archived (PDF) from the original on 12 September 2020. Retrieved 18 September 2020.
Gardner, Alfred L. (2007). "Suborder Folivora". In Gardner, Alfred L. (ed.). Mammals of South America, Volume 1: Marsupials, Xenarthrans, Shrews, and Bats. Chicago: University of Chicago Press. pp. 157–168 (p. 161). ISBN 978-0-226-28240-4. Archived from the original on 27 November 2018. Retrieved 29 November 2017.
White, J.L.; MacPhee, R.D.E. (2001). "The sloths of the West Indies: a systematic and phylogenetic review". In Woods, C.A.; Sergile, F.E. (eds.). Biogeography of the West Indies: Patterns and Perspectives. Boca Raton, London, New York, and Washington, D.C.: CRC Press. pp. 201–235. doi:10.1201/9781420039481-14. ISBN 978-0-8493-2001-9. Archived from the original on 24 May 2021. Retrieved 9 June 2020.
Delsuc, F.; Kuch, M.; Gibb, G. C.; Karpinski, E.; Hackenberger, D.; Szpak, P.; Martínez, J. G.; Mead, J. I.; McDonald, H. G.; MacPhee, R.D.E.; Billet, G.; Hautier, L.; Poinar, H. N. (2019). "Ancient Mitogenomes Reveal the Evolutionary History and Biogeography of Sloths". Current Biology. 29 (12): 2031–2042.e6. Bibcode:2019CBio...29E2031D. doi:10.1016/j.cub.2019.05.043. hdl:11336/136908. PMID 31178321. Archived from the original on 23 March 2022. Retrieved 11 June 2020.
"Sloth". National Geographic. March 2014. Archived from the original on 11 April 2019. Retrieved 1 December 2017.
"Sticking their necks out for evolution: Why sloths and manatees have unusually long (or short) necks". ScienceDaily. Archived from the original on 26 April 2019. Retrieved 26 April 2019.
"Sloth". Encyclopedia Britannica. Archived from the original on 19 May 2017. Retrieved 1 December 2017.
Gilmore, D. P.; Da Costa, C. P.; Duarte, D. P. F. (2001). "Sloth biology: an update on their physiological ecology, behavior and role as vectors of arthropods and arboviruses" (PDF). Brazilian Journal of Medical and Biological Research. 34 (1): 9–25. doi:10.1590/S0100-879X2001000100002. ISSN 1678-4510. PMID 11151024. Archived (PDF) from the original on 6 November 2020. Retrieved 1 December 2017.
Ed Yong (21 January 2014). "Can Moths Explain Why Sloths Poo on the Ground?". Phenomena. Archived from the original on 29 May 2018. Retrieved 23 January 2014.
"What Does It Mean to Be a Sloth?". natureinstitute.org. Archived from the original on 15 June 2019. Retrieved 29 June 2017.
Briggs, Helen (13 May 2008). "Article "Sloth's Lazy Image 'A Myth'"". BBC News. Archived from the original on 1 January 2021. Retrieved 21 May 2010.
Eisenberg, John F.; Redford, Kent H. (15 May 2000). Mammals of the Neotropics, Volume 3: The Central Neotropics: Ecuador, Peru, Bolivia, Brazil. University of Chicago Press. pp. 624 (see pp. 94–95, 97). ISBN 978-0-226-19542-1. OCLC 493329394. Archived from the original on 19 September 2020. Retrieved 25 September 2016.
Alina Bradford (26 November 2018). "Sloths: The World's Slowest Mammals". Live Science. Archived from the original on 4 December 2020. Retrieved 22 November 2020.
"Sloth". Animal Corner. Archived from the original on 8 November 2020. Retrieved 22 November 2020.
Venema, Vibeke (4 April 2014). "The woman who got 'slothified'". BBC News. Archived from the original on 6 March 2021. Retrieved 1 December 2017.
"The 'Busy' Life of the Sloth | BBC Earth". YouTube. 18 May 2009. Archived from the original on 16 February 2021. Retrieved 11 February 2022.
"The greatest mystery of sloth pooping has been solved". 23 January 2014. Archived from the original on 27 January 2021. Retrieved 9 February 2021.
Montgomery, Sy. "Community Ecology of the Sloth". Cecropia: Supplemental Information. Encyclopædia Britannica. Archived from the original on 24 May 2009. Retrieved 6 September 2009.
"Manly secret of non-mating sloth at London Zoo". BBC News. BBC. 19 August 2010. Archived from the original on 19 September 2020. Retrieved 30 April 2015.
"Same-sex sloths dash Drusillas breeding plan". BBC News. BBC. 5 December 2013. Archived from the original on 5 December 2020. Retrieved 30 April 2015.
"About the Sloth". Sloth Conservation Foundation. Archived from the original on 16 January 2021. Retrieved 31 October 2019.
"Southern two-toed sloth". Smithsonian's National Zoo. 25 April 2016. Archived from the original on 17 July 2019. Retrieved 30 October 2019.
Eisenberg, John F.; Redford, Kent H. (15 May 2000). Mammals of the Neotropics, Volume 3: The Central Neotropics: Ecuador, Peru, Bolivia, Brazil. University of Chicago Press. pp. 624 (see p. 96). ISBN 978-0-226-19542-1. OCLC 493329394. Archived from the original on 19 September 2020. Retrieved 25 September 2016.
Dowling, Stephen (29 August 2019). "Why do sloths move so slowly?". BBC Future. BBC News. Archived from the original on 12 September 2019. Retrieved 2 September 2019.
"Sloths: Hottest-Selling Animal in Colombia's Illegal Pet Trade". ABC News. 29 May 2013. Archived from the original on 6 July 2020. Retrieved 2 December 2017.
"The Sloth Institute website". Archived from the original on 31 March 2021. Retrieved 23 March 2022.
Sevcenko, Melanie (17 April 2013). "Sloth sanctuary nurtures animals back to health". Deutsche Welle. Archived from the original on 13 May 2015. Retrieved 18 April 2013.
Schelling, Ameena (19 May 2016). "Famous Sloth Sanctuary Is A Nightmare For Animals, Ex-Workers Say". The Dodo. Archived from the original on 18 January 2021. Retrieved 20 May 2016.

whiterose.ac.uk

eprints.whiterose.ac.uk

Presslee, S.; Slater, G. J.; Pujos, F.; Forasiepi, A. M.; Fischer, R.; Molloy, K.; Mackie, M.; Olsen, J. V.; Kramarz, A.; Taglioretti, M.; Scaglia, F.; Lezcano, M.; Lanata, J. L.; Southon, J.; Feranec, R.; Bloch, J.; Hajduk, A.; Martin, F. M.; Gismondi, R. S.; Reguero, M.; de Muizon, C.; Greenwood, A.; Chait, B. T.; Penkman, K.; Collins, M.; MacPhee, R.D.E. (2019). "Palaeoproteomics resolves sloth relationships" (PDF). Nature Ecology & Evolution. 3 (7): 1121–1130. Bibcode:2019NatEE...3.1121P. doi:10.1038/s41559-019-0909-z. PMID 31171860. S2CID 174813630. Archived (PDF) from the original on 12 September 2020. Retrieved 18 September 2020.

worldcat.org

search.worldcat.org

Gardner, A. (2005). Wilson, D.E.; Reeder, D.M. (eds.). Mammal Species of the World: A Taxonomic and Geographic Reference (3rd ed.). Johns Hopkins University Press. pp. 100–101. ISBN 978-0-8018-8221-0. OCLC 62265494.
Delsuc, Frédéric; Catzeflis, François M.; Stanhope, Michael J.; Douzery, Emmanuel J. P. (7 August 2001). "The evolution of armadillos, anteaters and sloths depicted by nuclear and mitochondrial phylogenies: implications for the status of the enigmatic fossil Eurotamandua". Proceedings of the Royal Society of London B: Biological Sciences. 268 (1476): 1605–1615. doi:10.1098/rspb.2001.1702. ISSN 0962-8452. PMC 1088784. PMID 11487408.
O'Leary, Maureen A.; Bloch, Jonathan I.; Flynn, John J.; Gaudin, Timothy J.; Giallombardo, Andres; Giannini, Norberto P.; Goldberg, Suzann L.; Kraatz, Brian P.; Luo, Zhe-Xi (8 February 2013). "The Placental Mammal Ancestor and the Post–K-Pg Radiation of Placentals". Science. 339 (6120): 662–667. Bibcode:2013Sci...339..662O. doi:10.1126/science.1229237. hdl:11336/7302. ISSN 0036-8075. PMID 23393258. S2CID 206544776.
Svartman, Marta; Stone, Gary; Stanyon, Roscoe (21 July 2006). "The Ancestral Eutherian Karyotype Is Present in Xenarthra". PLOS Genetics. 2 (7): e109. doi:10.1371/journal.pgen.0020109. ISSN 1553-7404. PMC 1513266. PMID 16848642.
Gaudin, T.J. (1 February 2004). "Phylogenetic relationships among sloths (Mammalia, Xenarthra, Tardigrada): the craniodental evidence". Zoological Journal of the Linnean Society. 140 (2): 255–305. doi:10.1111/j.1096-3642.2003.00100.x. ISSN 0024-4082.
Spainhower, K. B.; Cliffe, R. N.; Metz, A. K.; Barkett, E. M.; Kiraly, P. M.; Thomas, D. R.; Kennedy, S. J.; Avey-Arroyo, J. A.; Butcher, M. T. (2018). "Cheap labor: myosin fiber type expression and enzyme activity in the forelimb musculature of sloths (Pilosa: Xenarthra)". Journal of Applied Physiology. 125 (3): 799–811. doi:10.1152/japplphysiol.01118.2017. ISSN 8750-7587. PMID 29722617.
Olson, R. A.; Glenn, Z. D.; Cliffe, R. N.; Butcher, M. T. (2018). "Architectural Properties of Sloth Forelimb Muscles (Pilosa: Bradypodidae)". Journal of Mammalian Evolution. 25 (4): 573–588. doi:10.1007/s10914-017-9411-z. ISSN 1573-7055.
Suutari, Milla; Majaneva, Markus; Fewer, David P.; Voirin, Bryson; Aiello, Annette; Friedl, Thomas; Chiarello, Adriano G.; Blomster, Jaanika (1 January 2010). "Molecular evidence for a diverse green algal community growing in the hair of sloths and a specific association with Trichophilus welckeri(Chlorophyta, Ulvophyceae)". BMC Evolutionary Biology. 10 (1): 86. Bibcode:2010BMCEE..10...86S. doi:10.1186/1471-2148-10-86. ISSN 1471-2148. PMC 2858742. PMID 20353556.
Moreno, Ricardo S.; Kays, Roland W.; Samudio, Rafael (24 August 2006). "Competitive Release in Diets of Ocelot (Leopardus pardalis) and Puma (Puma concolor) after Jaguar (Panthera onca) Decline". Journal of Mammalogy. 87 (4): 808–816. doi:10.1644/05-MAMM-A-360R2.1. ISSN 0022-2372. S2CID 37859321.
Aguiar-Silva, F. Helena; Sanaiotti, Tânia M.; Luz, Benjamim B. (1 March 2014). "Food Habits of the Harpy Eagle, a Top Predator from the Amazonian Rainforest Canopy". Journal of Raptor Research. 48 (1): 24–35. doi:10.3356/JRR-13-00017.1. ISSN 0892-1016. S2CID 86270583.
Gilmore, D. P.; Da Costa, C. P.; Duarte, D. P. F. (1 January 2001). "Sloth biology: an update on their physiological ecology, behavior and role as vectors of arthropods and arboviruses". Brazilian Journal of Medical and Biological Research. 34 (1): 9–25. doi:10.1590/S0100-879X2001000100002. ISSN 0100-879X. PMID 11151024.
Gilmore, D. P.; Da Costa, C. P.; Duarte, D. P. F. (2001). "Sloth biology: an update on their physiological ecology, behavior and role as vectors of arthropods and arboviruses" (PDF). Brazilian Journal of Medical and Biological Research. 34 (1): 9–25. doi:10.1590/S0100-879X2001000100002. ISSN 1678-4510. PMID 11151024. Archived (PDF) from the original on 6 November 2020. Retrieved 1 December 2017.
Eisenberg, John F.; Redford, Kent H. (15 May 2000). Mammals of the Neotropics, Volume 3: The Central Neotropics: Ecuador, Peru, Bolivia, Brazil. University of Chicago Press. pp. 624 (see pp. 94–95, 97). ISBN 978-0-226-19542-1. OCLC 493329394. Archived from the original on 19 September 2020. Retrieved 25 September 2016.
Soares, C. A.; Carneiro, R. S. (1 May 2002). "Social behavior between mothers × young of sloths Bradypus variegatus SCHINZ, 1825 (Xenarthra: Bradypodidae)". Brazilian Journal of Biology. 62 (2): 249–252. doi:10.1590/S1519-69842002000200008. ISSN 1519-6984. PMID 12489397.
Pauli, Jonathan N.; Peery, M. Zachariah (19 December 2012). "Unexpected Strong Polygyny in the Brown-Throated Three-Toed Sloth". PLOS ONE. 7 (12): e51389. Bibcode:2012PLoSO...751389P. doi:10.1371/journal.pone.0051389. ISSN 1932-6203. PMC 3526605. PMID 23284687.
Eisenberg, John F.; Redford, Kent H. (15 May 2000). Mammals of the Neotropics, Volume 3: The Central Neotropics: Ecuador, Peru, Bolivia, Brazil. University of Chicago Press. pp. 624 (see p. 96). ISBN 978-0-226-19542-1. OCLC 493329394. Archived from the original on 19 September 2020. Retrieved 25 September 2016.

youtube.com

BBC (4 November 2016), Swimming sloth - Planet Earth II: Islands Preview - BBC One, archived from the original on 30 October 2021, retrieved 17 April 2017
"The 'Busy' Life of the Sloth | BBC Earth". YouTube. 18 May 2009. Archived from the original on 16 February 2021. Retrieved 11 February 2022.