Cecil Adams' research column on the divided scientific opinions about apes and language.

A cognitive model of Chantek, a signing orangutan, for an installation at Zoo Atlanta.

This institute at Central Washington University cares for five chimpanzees who are being taught American Sign Language.

Lauren Kosseff argues that the documentation of elementary language competence in species other than humans has significant implications for the understanding of the evolution of the human species. Article includes a history of ape sign language research.

Chimpanzee language research projects at Kyoto University. News, pictures and biographies of chimpanzee subjects as well as researchers.

This project is part of a theoretical course on Syntax and Grammatical Theories taught by Prof. Dirk Geeraerts at K.U.Leuven.

Primate research center studying language acquisition through work with bonobos and chimpanzees. Features a list of publications and ape biographies.

General commentary on ape language with transcripts of chats with apes and interviews with ape language researchers.

An overview written by Dave Switzer that features a summaries of multiple research projects. Also offers primate glossary.

The Gorilla Foundation brings interspecies communication to the public through Koko, famous for her sign language skills.

Article by George Johnson in the New York Times in which he outlines varying views on ape communication.

A discussion of the value and validity of ape language research.