Nim Chimpsky
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Neam "Nim" Chimpsky was a chimpanzee and the subject of an extended study of animal language acquisition at Columbia University. The project was led by Herbert S. Terrace with the linguistic analysis headed up by psycholinguist Thomas Bever. Within the context of a scientific study, Chimpsky was named as a pun on linguist Noam Chomsky, who posits that humans are "wired" to develop language.
Kanzi
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Kanzi, also known by the lexigram , is a male bonobo who has been the subject of several studies on great ape language. According to Sue Savage-Rumbaugh, a primatologist who has studied the bonobo throughout his life, Kanzi has exhibited advanced linguistic aptitude.
Kanzi in 2005 after a shower
Kanzi converses with Sue Savage-Rumbaugh in 2006 using a portable "keyboard" of arbitrary symbols that Kanzi associates with words.
Kanzi has learned hundreds of arbitrary symbols representing words, objects, and familiar people (including the generic "Visitor").
Sue Savage-Rumbaugh (L), Kanzi (R), and his sister Panbanisha (C) working at the portable "keyboard"