The following bibliography has been generated by bringing together all references provided by our content partners. There may be duplication.

References

  • 1. IUCN Red List (November, 2008) http://www.iucnredlist.org/http://www.iucnredlist.org/ External link.
  • 10. BirdLife International. (2006) BirdLife International's Review of the Status of the African Grey Parrot and Proposals to CITES for its Conservation. 22nd meeting of the Animals Committee, Lima, Peru.
  • 11. Melo, M. and O'Ryan, C. (2007) Genetic differentiation between Príncipe Island and mainland populations of the grey parrot (Psittacus erithacus), and implications for conservation. Molecular Ecology, 16: 1673 - 1685.
  • 12. Cruickshank, A.J., Gautier, J.P. and Chappuis, C. (1993) Vocal mimicry in wild African Grey Parrots Psittacus erithacus. Ibis, 135 (3): 293 - 299.
  • 13. Brouwer, K., Jones, M.L., King, C.E. and Schifter, H. (2000) Longevity records for Psittaciformes in captivity. International Zoo Yearbook, 37 (1): 299 - 316.
  • 14. Pepperberg, I.M. (2006) Cognitive and communicative abilities of Grey parrots. Applied Animal Behaviour Science, 100: 77 - 86.
  • 15. Ecoworldly (February, 2009) http://ecoworldly.com/2009/01/25/smuggler-caught-with-heads-of-353-african-gray-parrots/http://ecoworldly.com/2009/01/25/smuggler-caught-with-heads-of-353-african-gray-parrots/ External link.
  • 16. UNEP-WCMC: Salonga National Park, Democratic Republic of Congo (November, 2008) http://www.unep-wcmc.org/sites/wh/pdf/Salonga.pdfhttp://www.unep-wcmc.org/sites/wh/pdf/Salonga.pdf External link.
  • 1996. database, NODC Taxonomic Code
  • 2. BirdLife International (November, 2008) http://www.birdlife.org/datazone/species/index.html?action=SpcHTMDetails.asp&sid=1496&m=0http://www.birdlife.org/datazone/species/index.html?action=SpcHTMDetails.asp&sid=1496&m=0 External link.
  • 2006. website, Zoonomen - Zoological Nomenclature Resource, 2006.12.13
  • 2006. "African Grey Parrots" (On-line). Accessed April 10, 2008 at Eliteparrotsclub.com/articles/species/mediumsmall/africangreyparrots.html.
  • 2008. "Psittacus erithacus (African Grey Parrot, Congo African Grey Parrot, Grey Parrot)" (On-line). Zipcodezoo.com. Accessed March 20, 2008 at http://zipcodezoo.com/Animals/P/Psittacus_erithacus.asp.
  • 2008. "Psittacus erithacus, Linnaeeus, 1758" (On-line pdf). Accessed March 20, 2008 at http://www.cites.org/eng/com/AC/22/E22-10-2-Al.pdf.
  • 2008. "The IUCN Red List of Threatened Species" (On-line). Accessed April 15, 2008 at http://www.iuncredlist.org/search/details.php/47991/clss.
  • 2008. "CITES species database" (On-line). CITES. Accessed April 14, 2008 at http://www.cites.org/eng/resources/species.html.
  • 3. del Hoyo, J., Elliott, A. and Sargatal, J. (1997) Handbook of the Birds of the World. Volume 4: Sandgrouse to Cuckoos. Lynx Edicions, Barcelona.
  • 4. CITES (November, 2008) http://www.cites.orghttp://www.cites.org External link.
  • 5. Alden, P.C., Estes, R.D., Schlitter, D. and McBridge, B. (1996) Collins Guide to African Wildlife. HarperCollins Publishers, London.
  • 6. Erritzoe, J. (1993) The Birds of CITES and how to identify them. The Lutterworth Press, Cambridge.
  • 7. World Parrot Trust (November, 2008) http://www.parrots.org/index.php/encyclopedia/profile/grey_parrot/http://www.parrots.org/index.php/encyclopedia/profile/grey_parrot/ External link.
  • 8. Athan, M.S. and Deter, D. (2000) The African Grey Parrot Handbook. Barron's Educational Series, New York.
  • 9. African Grey Parrots: Guide, Care and Community (November, 2008) http://www.africangreyparrotguide.com/conservation.phphttp://www.africangreyparrotguide.com/conservation.php External link.
  • Athan, M. 1999. Barron's Guide to Companion Parrot Behavior. New York, New York: Barron's Educational Series.
  • Athan, M., D. Deter. 2000. The African Grey Parrot Handbook. Hauppauge, NY: Barron's Educational Series. Accessed March 20, 2008 at http://books.google.com/books?id=qqrxmrS2bXQC.
  • BirdLife International 2013. Psittacus erithacus
  • Bottoni, L., R. Massa, D. Boero. 2003. The Grey Parrot (Psittacus erithacus) as a Musician: an Experiment With the Temperate Scale. Ethology Ecology and Evolution, 15: 133-141.
  • Brouwer et al. (2000) Longevity records for Psittaciformes in captivity. Int Zoo Yb, 37:299-316.
  • Fahlman, A. 2002. "African Drey Parrot Conservation: a Feasibility evaluation of Developing a Local Conservation Program in Pricipe" (On-line pdf). Accessed April 10, 2008 at http://www.env-impact.geo.uu.se/84Fahlman.pdf.
  • Faye, S. 2006. "African Greys aka Grey Parrots, General Info on the African Grey" (On-line). AvianWeb:Pet Bird Resources. Accessed April 10, 2008 at http://www.avianweb.com/aricangreys.htm.
  • Flower (1938) Furter notes on the duration of life in animals. IV. Birds. Proc Zool Soc London, Ser. A:195–235.
  • Galef, B. 2004. Social Learning and Imitation. Biology of Behavior, 4: 261-269.
  • Gill, Frank, and Minturn Wright. 2006. Birds of the World: Recommended English Names
  • Gill, Frank, and Minturn Wright. 2006. Birds of the World: Recommended English Names. ix + 259
  • Hallander, J. 2001. "Flock Behavior: How it Affects our Companion Parrots" (On-line). The Grey Play Roundtable, African Grey Info. Accessed April 10, 2008 at africangreys.com/behavior/flocks.htm.
  • Juste, J. 1995. Trade in the Gray Parrot (Psittacus erithacus) on the Island of Principe (SAO TOME and Principe, Central Africa): Initial Assessment of the Activity on Its Impact. Biological Conservation, 76: 101-104.
  • Luescher, A. 2006. Manual of Parrot Behavior. New York, New York: Blackwell Publishing.
  • Melo, M., C. O'Ryan. 2007. Genetic differentiation between Principe Island and mainland populations of the grey parrot (Psittacus erithacus), and implications for conservation. Molecular Ecology, 16: 1673-1685.
  • Orrell T. (custodian) (2013). ITIS Global: The Integrated Taxonomic Information System (version Sept 12). In: Species 2000 & ITIS Catalogue of Life, 11th March 2013 (Roskov Y., Kunze T., Paglinawan L., Orrell T., Nicolson D., Culham A., Bailly N., Kirk P., Bourgoin T., Baillargeon G., Hernandez F., De Wever A., eds). Digital resource at www.catalogueoflife.org/col/. Species 2000: Reading, UK.
  • Pepperberg, I. 1991. A Communicative Approach to Animal Cognition: A Study of Conceptual Abilities of an African Grey Parrot. Pp. 153-186 in C Ristau, ed. Cognitive Ethology, the Minds of Other Animals, Essays in Honor of Donald R. Griffin. Mahwah, New Jersey: Lawrence Erlbaum Associates.
  • Pepperberg, I. 2000. The Alex Studies, Cognitive and Communicative Abilities of Grey Parrots.b. Boston, Massachusetts: Harvard University Press.
  • Pepperberg, I. 2001. "Lessons from Cognitive Ethology: Animal Models for Ethological Computing" (On-line pdf). Accessed April 10, 2008 at http://www.lehigh.edu/~mhbo/cogsZwebreadings/Pepperberg23sep01.pdf.
  • Pepperberg, I. 2006. cognitive and Communicative Abilities of Grey Parrots. Applied Animal Behavior Science, 100: 77-86.
  • Pepperberg, I. 2007. When Training Engenders Failure to Imitate in Grey Parrots (Psittacus erithacus). Proceedings of the 4th International Symposium on Imitation in Animals and Artifacts: 0-10.
  • Ryan, T. 2002. Grit Impaction in Two Neonatal African Grey Parrots (Psittacus erithacus erithacus). Avian Medicine and Surgery, 16: 230-233.
  • Wright, M. 2002. "Understanding the Wild Nature of our Dreys" (On-line). Accessed April 10, 2008 at http://www.lafeber.com/Laferber-Library/Articles/wright/wildnature.asp.

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