Rook (bird) (English Wikipedia)

Lovegrove, Roger (2007). Silent Fields: The Long Decline of a Nation's Wildlife. Oxford, United Kingdom: Oxford University Press. pp. 79–81, 162–63. ISBN 978-0-19-852071-9.
Froude, James Anthony; Tulloch, John (1857). "Rooks". Fraser's Magazine. Vol. 55, no. 327. pp. 297–311.

britishbirds.co.uk

Goodwin, Derek (1955). "Some observations on the reproductive behaviour of rooks" (PDF). British Birds. 48 (3). Archived from the original (PDF) on 2021-05-18. Retrieved 2019-05-18.

doi.org

BirdLife International (2017). "Corvus frugilegus". IUCN Red List of Threatened Species. 2017: e.T22705983A118782308. doi:10.2305/IUCN.UK.2017-3.RLTS.T22705983A118782308.en. Retrieved 11 November 2021.
Linnæi, Caroli (1758). Systema naturæ per regna tria naturæ, secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis (in Latin). Vol. I (decima, reformata ed.). Holmiae: Laurentii Salvii. doi:10.5962/bhl.title.542.
Madge, S. (2019). Del Hoyo, Josep; Elliott, Andrew; Sargatal, Jordi; Christie, David; De Juana, Eduardo (eds.). "Rook (Corvus frugilegus)". Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona. doi:10.2173/bow.rook1.01. S2CID 216403717. Retrieved 27 May 2019.
Ligęza et al., 2020. Soil indicators of bird activity in the temperate climatic zone – A case‐study. https://doi.org/10.1002/ldr.3611
Clayton, Nicola S.; Emery, Nathan J. (August 21, 2007). "The social life of corvids". Current Biology. 17 (16): R652 – R656. Bibcode:2007CBio...17.R652C. doi:10.1016/j.cub.2007.05.070. PMID 17714658. S2CID 15950114.
Seed, Amanda M.; Tebbich, Sabine; Emery, Nathan J.; Clayton, Nicola S. (2006). "Investigating Physical Cognition in Rooks, Corvus frugilegus". Current Biology. 16 (7): 697–701. Bibcode:2006CBio...16..697S. doi:10.1016/j.cub.2006.02.066. PMID 16581516. S2CID 17142283.
Tebbich, Sabine; Seed, Amanda M.; Emery, Nathan J.; Clayton, Nicola S. (2007). "Non-tool-using rooks, Corvus frugilegus, solve the trap-tube problem". Animal Cognition. 10 (2): 225–231. doi:10.1007/s10071-006-0061-4. PMID 17171360. S2CID 13611664.
Bird, Christopher D.; Emery, Nathan J. (2009). "Insightful problem solving and creative tool modification by captive nontool-using rooks". Proceedings of the National Academy of Sciences. 106 (25): 10370–10375. doi:10.1073/pnas.0901008106. ISSN 0027-8424. PMC 2700937. PMID 19478068.
Bird, Christopher D.; Emery, Nathan J. (2009). "Rooks Use Stones to Raise the Water Level to Reach a Floating Worm". Current Biology. 19 (16): 1410–1414. Bibcode:2009CBio...19.1410B. doi:10.1016/j.cub.2009.07.033. PMID 19664926. S2CID 16510220.
Bugnyar, T. (2008). "Animal Cognition: Rooks Team up to Solve a Problem". Current Biology. 18 (12): R530 – R532. Bibcode:2008CBio...18.R530B. doi:10.1016/j.cub.2008.04.057. PMID 18579099. S2CID 14956325.
Bird, Christopher D.; Emery, Nathan J. (2010). "Rooks perceive support relations similar to six-month-old babies". Proceedings of the Royal Society of London B: Biological Sciences. 277 (1678): 147–151. doi:10.1098/rspb.2009.1456. ISSN 0962-8452. PMC 2842627. PMID 19812083.

harvard.edu

ui.adsabs.harvard.edu

Clayton, Nicola S.; Emery, Nathan J. (August 21, 2007). "The social life of corvids". Current Biology. 17 (16): R652 – R656. Bibcode:2007CBio...17.R652C. doi:10.1016/j.cub.2007.05.070. PMID 17714658. S2CID 15950114.
Seed, Amanda M.; Tebbich, Sabine; Emery, Nathan J.; Clayton, Nicola S. (2006). "Investigating Physical Cognition in Rooks, Corvus frugilegus". Current Biology. 16 (7): 697–701. Bibcode:2006CBio...16..697S. doi:10.1016/j.cub.2006.02.066. PMID 16581516. S2CID 17142283.
Bird, Christopher D.; Emery, Nathan J. (2009). "Rooks Use Stones to Raise the Water Level to Reach a Floating Worm". Current Biology. 19 (16): 1410–1414. Bibcode:2009CBio...19.1410B. doi:10.1016/j.cub.2009.07.033. PMID 19664926. S2CID 16510220.
Bugnyar, T. (2008). "Animal Cognition: Rooks Team up to Solve a Problem". Current Biology. 18 (12): R530 – R532. Bibcode:2008CBio...18.R530B. doi:10.1016/j.cub.2008.04.057. PMID 18579099. S2CID 14956325.

hbw.com

Madge, S. (2019). Del Hoyo, Josep; Elliott, Andrew; Sargatal, Jordi; Christie, David; De Juana, Eduardo (eds.). "Rook (Corvus frugilegus)". Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona. doi:10.2173/bow.rook1.01. S2CID 216403717. Retrieved 27 May 2019.

iucnredlist.org

BirdLife International (2017). "Corvus frugilegus". IUCN Red List of Threatened Species. 2017: e.T22705983A118782308. doi:10.2305/IUCN.UK.2017-3.RLTS.T22705983A118782308.en. Retrieved 11 November 2021.

livescience.com

Weisberger, Mindy (13 August 2018). "Brainy crows trained to pick up trash at theme park". Live Science. Retrieved 18 May 2019.

nih.gov

pubmed.ncbi.nlm.nih.gov

Clayton, Nicola S.; Emery, Nathan J. (August 21, 2007). "The social life of corvids". Current Biology. 17 (16): R652 – R656. Bibcode:2007CBio...17.R652C. doi:10.1016/j.cub.2007.05.070. PMID 17714658. S2CID 15950114.
Seed, Amanda M.; Tebbich, Sabine; Emery, Nathan J.; Clayton, Nicola S. (2006). "Investigating Physical Cognition in Rooks, Corvus frugilegus". Current Biology. 16 (7): 697–701. Bibcode:2006CBio...16..697S. doi:10.1016/j.cub.2006.02.066. PMID 16581516. S2CID 17142283.
Tebbich, Sabine; Seed, Amanda M.; Emery, Nathan J.; Clayton, Nicola S. (2007). "Non-tool-using rooks, Corvus frugilegus, solve the trap-tube problem". Animal Cognition. 10 (2): 225–231. doi:10.1007/s10071-006-0061-4. PMID 17171360. S2CID 13611664.
Bird, Christopher D.; Emery, Nathan J. (2009). "Insightful problem solving and creative tool modification by captive nontool-using rooks". Proceedings of the National Academy of Sciences. 106 (25): 10370–10375. doi:10.1073/pnas.0901008106. ISSN 0027-8424. PMC 2700937. PMID 19478068.
Bird, Christopher D.; Emery, Nathan J. (2009). "Rooks Use Stones to Raise the Water Level to Reach a Floating Worm". Current Biology. 19 (16): 1410–1414. Bibcode:2009CBio...19.1410B. doi:10.1016/j.cub.2009.07.033. PMID 19664926. S2CID 16510220.
Bugnyar, T. (2008). "Animal Cognition: Rooks Team up to Solve a Problem". Current Biology. 18 (12): R530 – R532. Bibcode:2008CBio...18.R530B. doi:10.1016/j.cub.2008.04.057. PMID 18579099. S2CID 14956325.
Bird, Christopher D.; Emery, Nathan J. (2010). "Rooks perceive support relations similar to six-month-old babies". Proceedings of the Royal Society of London B: Biological Sciences. 277 (1678): 147–151. doi:10.1098/rspb.2009.1456. ISSN 0962-8452. PMC 2842627. PMID 19812083.

ncbi.nlm.nih.gov

Bird, Christopher D.; Emery, Nathan J. (2009). "Insightful problem solving and creative tool modification by captive nontool-using rooks". Proceedings of the National Academy of Sciences. 106 (25): 10370–10375. doi:10.1073/pnas.0901008106. ISSN 0027-8424. PMC 2700937. PMID 19478068.
Bird, Christopher D.; Emery, Nathan J. (2010). "Rooks perceive support relations similar to six-month-old babies". Proceedings of the Royal Society of London B: Biological Sciences. 277 (1678): 147–151. doi:10.1098/rspb.2009.1456. ISSN 0962-8452. PMC 2842627. PMID 19812083.

nzbirdsonline.org.nz

Porter, R.E.R. (2013). "Rook". New Zealand Birds Online. Retrieved 18 May 2019.

oed.com

"Rook". Oxford English Dictionary (Online ed.). Oxford University Press. (Subscription or participating institution membership required.)

oxforddictionaries.com

en.oxforddictionaries.com

"Rookery". The Oxford English Dictionary. Archived from the original on June 2, 2019. Retrieved 18 May 2019.

palomaraudubon.org

"Collective Nouns for Birds". Palomar Audubon Society. Retrieved 11 August 2010.

rspb.org.uk

"RSPB: Rook bird facts". Retrieved 24 December 2020.

semanticscholar.org

api.semanticscholar.org

Madge, S. (2019). Del Hoyo, Josep; Elliott, Andrew; Sargatal, Jordi; Christie, David; De Juana, Eduardo (eds.). "Rook (Corvus frugilegus)". Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona. doi:10.2173/bow.rook1.01. S2CID 216403717. Retrieved 27 May 2019.
Clayton, Nicola S.; Emery, Nathan J. (August 21, 2007). "The social life of corvids". Current Biology. 17 (16): R652 – R656. Bibcode:2007CBio...17.R652C. doi:10.1016/j.cub.2007.05.070. PMID 17714658. S2CID 15950114.
Seed, Amanda M.; Tebbich, Sabine; Emery, Nathan J.; Clayton, Nicola S. (2006). "Investigating Physical Cognition in Rooks, Corvus frugilegus". Current Biology. 16 (7): 697–701. Bibcode:2006CBio...16..697S. doi:10.1016/j.cub.2006.02.066. PMID 16581516. S2CID 17142283.
Tebbich, Sabine; Seed, Amanda M.; Emery, Nathan J.; Clayton, Nicola S. (2007). "Non-tool-using rooks, Corvus frugilegus, solve the trap-tube problem". Animal Cognition. 10 (2): 225–231. doi:10.1007/s10071-006-0061-4. PMID 17171360. S2CID 13611664.
Bird, Christopher D.; Emery, Nathan J. (2009). "Rooks Use Stones to Raise the Water Level to Reach a Floating Worm". Current Biology. 19 (16): 1410–1414. Bibcode:2009CBio...19.1410B. doi:10.1016/j.cub.2009.07.033. PMID 19664926. S2CID 16510220.
Bugnyar, T. (2008). "Animal Cognition: Rooks Team up to Solve a Problem". Current Biology. 18 (12): R530 – R532. Bibcode:2008CBio...18.R530B. doi:10.1016/j.cub.2008.04.057. PMID 18579099. S2CID 14956325.

theguardian.com

Sample, Ian (26 May 2009). "Rooks rival chimpanzees in their ability to use tools". The Guardian. Retrieved 25 June 2019.

web.archive.org

"Rookery". The Oxford English Dictionary. Archived from the original on June 2, 2019. Retrieved 18 May 2019.
Goodwin, Derek (1955). "Some observations on the reproductive behaviour of rooks" (PDF). British Birds. 48 (3). Archived from the original (PDF) on 2021-05-18. Retrieved 2019-05-18.

wildlifetrusts.org

"The Wildlife Trust: Rook". Retrieved 24 December 2020.

worldcat.org

search.worldcat.org

Bird, Christopher D.; Emery, Nathan J. (2009). "Insightful problem solving and creative tool modification by captive nontool-using rooks". Proceedings of the National Academy of Sciences. 106 (25): 10370–10375. doi:10.1073/pnas.0901008106. ISSN 0027-8424. PMC 2700937. PMID 19478068.
Bird, Christopher D.; Emery, Nathan J. (2010). "Rooks perceive support relations similar to six-month-old babies". Proceedings of the Royal Society of London B: Biological Sciences. 277 (1678): 147–151. doi:10.1098/rspb.2009.1456. ISSN 0962-8452. PMC 2842627. PMID 19812083.