The Chimpanzee and Human Communication Institute (CHCI) was located on the campus of Central Washington University in Ellensburg, Washington. CHCI included...

is the only chimpanzee in the family who was not cross-fostered (he wasn't raised by humans but rather Washoe and the other chimpanzees). After eight...

(or in any other human behaviours). This may explain why Kanzi was able to develop flaking after observing humans, and the chimpanzees in the recent study...

September 1965 – October 30, 2007) was a female common chimpanzee who was the first non-human to learn to communicate using American Sign Language (ASL)...

researcher. He was co-founder and co-director of the Chimpanzee and Human Communication Institute (CHCI) in Washington, and a professor of psychology at...

shows that Pan is a sister taxon to the human lineage and is thus humans' closest living relative. The chimpanzee is covered in coarse black hair, but has...

Panbanisha with a female chimpanzee, Panpanzee (also known as Panzee), for five years in an environment with other bonobos and with human teachers. The teachers...

historically called the pygmy chimpanzee (less often the dwarf chimpanzee or gracile chimpanzee), is an endangered great ape and one of the two species making...

humans, gorillas, and orangutans they are part of the family Hominidae (the great apes, or hominids). Native to sub-Saharan Africa, chimpanzees and bonobos...

of the day: that only humans could construct and use tools, and that chimpanzees were vegetarians. While observing one chimpanzee feeding at a termite...