Maggie, a chimpanzee who had been at the San Francisco Zoo for over half a century, died last week after suffering from ...

A chimpanzee named Vanilla looked in awe, seeing a vast, open blue sky for the first time after living in captivity. The animal protection organization Save The Chimps posted a heartwarming video ...

They looked up and saw a perplexed adult chimp peering down. When wild chimps encounter humans, they typically flee in panic—understandable given that the relationship between our two species ...

Male dominance plays a big role in chimp society. Disputes are often resolved by threatening displays or by fighting. Female chimps lead a life much more solitary than that their bonobo cousins ...

Mama the chimp and Professor Jan van Hooff first met in 1972 and formed a deep bond Kelli Bender is the Pets Editor at PEOPLE. She has been working at PEOPLE since 2013. Her work has previously ...