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Talking bird (cognition)

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N'kisi is a talking African Grey parrot
Alex

Talking bird - bird, that can talk of the language of humans and have cognitive understanding him. There is controversy about whether parrots are capable of using language, or merely mimic what they hear. However, some scientific studies—for example those conducted over a 30-year period by Irene Pepperberg with an African Grey named Alex and other parrots, covered in stories on network television on numerous occasions—have suggested that these parrots are capable of using words meaningfully in linguistic tasks.

Famous talking birds

All most famous talking birds is African gray parrots. The African Grey Parrots are particularly noted for their advanced cognitive abilities and their ability to talk.

"Alex" had a vocabulary of about 100 words, substantially less than world record holders, but he is perhaps the best known talking bird due to the publicity surrounding his potential cognitive abilities. In learning to speak, Alex showed scientist Irene Pepperberg that he understood categories like "same and different" and "bigger and smaller". He could identify objects by their shape ("Three-corner", "Four-corner", up to "Six-corner") and material: when shown a pom-pom or a wooden block, he could answer "Wool" or "Wood" correctly, about 80% of the time. Alex could identify the difference between yellow and green same-sized objects by saying "Color" or identify a larger one by naming its color. If asked what the difference was between two identical blue keys, Alex learned to reply, "None" (he pronounced it "Nuh"). Alex died on September 6, 2007.

"N'kisi" is noted for his impressive English usage skills and other abilities. As of January 2004, he had a documented vocabulary of 950 words. N'kisi is believed to be one of the most advanced users of human language in the animal world.

"Einstein" appeared on many television shows and became famous for her ability to recreate sounds as well as talking. Video clips show her making the sound of a laser beam generator and an evil-sounding laugh. She has been trained by Stephanie White.

Research

Criticisms

Some in the scientific community are skeptical of Pepperberg's findings, pointing to Alex's communications as operant conditioning. Critics point to the case of Clever Hans, a horse who could apparently count, but who was actually understanding subtle cues from the questioner. In another case, Nim Chimpsky, a chimpanzee was thought to be using language, but there is some debate over whether he simply imitated his teacher. Dr. Herbert Terrace, who worked with Nim Chimpsky, says he thinks Alex performed by rote rather than using language; he calls Alex's responses "a complex discriminating performance", adding that in every situation, "there is an external stimulus that guides his response." However,supporters of Alex mention that Alex was able to talk to and perform for anyone involved in the project as well as complete strangers who recorded findings unassisted and during first contact with the bird, making the arguments of rote learning and operant conditioning difficult to substantiate.

See also

References

  1. Alex & Me: How a Scientist and a Parrot Discovered a Hidden World of Animal Intelligence-and Formed a Deep Bond in the Process: Amazon.de: Irene Pepperberg: Englische Bücher
  2. Parrot Intelligence
  3. Pepperberg, Irene Maxine (2000). The Alex Studies: Cognitive and Communicative Abilities of Grey Parrots. Harvard University Press. ISBN 978-0674000513.
  4. Smith, Dinitia (October 9, 1999). "A Thinking Bird or Just Another Birdbrain?". The New York Times.
  5. "Researchers explore whether parrot has concept of zero". World Science. July 2, 2005.
  6. Talbot, Margaret Talbot (MAY 12, 2008). "BIRDBRAIN: The woman behind the world's chattiest parrots". The New Yorker. Retrieved 6 December 2013. {{cite news}}: Check date values in: |date= (help)
  7. Carey, Benedict (September 10, 2007). "Alex, a Parrot Who Had a Way With Words, Dies". New York Times. Retrieved 6 December 2013.
  8. Morelle, Rebecca (May 1, 2007). "Animal world's communication kings". BBC News.
  9. " Einstein the Parrot". TED. Retrieved May 26, 2013.
  10. David Chandler (September 11, 2007) Farewell to a famous parrot: Alex, who could talk and count, dies at 31. Retrieved on September 11, 2007
  11. ^ Smith, Dinitia (October 9, 1999). "A Thinking Bird or Just Another Birdbrain?". New York Times. Retrieved 2007-09-11.
  12. "Alex the African Grey". The Economist. September 20, 2007. Archived from the original on 11 February 2009. Retrieved 2009-01-19. Science's best known parrot died on September 6th, aged 31 {{cite news}}: Cite has empty unknown parameter: |coauthors= (help); Unknown parameter |deadurl= ignored (|url-status= suggested) (help)
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