Can you speak chimpanzee? Take our video test to find out
How do chimpanzees talk? Maybe with 'words.' | Popular Science
Jane Goodall on Chimpanzees, Language and the Soul - Decent Films
How to Speak Chimpanzee: Brassey, Richard: 9780517708989: Amazon.com: Books
Amazon.fr - How to Speak Chimpanzee: A Phrase Book of Useful Everyday Expressions in Chimpanzee That No Human Should Be Without - Brassey, Richard - Livres
Chimpanzee Sounds and Communication - Project Chimps