Add Yahoo as a preferred source to see more of our stories on Google. A Congolese Army soldier holds a baby chimpanzee while manning a checkpoint in the entrance to the provincial capital of Goma, ...

Oliver the chimpanzee became internationally famous after people claimed he might be a “humanzee,” a supposed hybrid between ...

Researchers have documented a permanent split between the largest-known group of wild chimpanzees, which erupted into a lethal civil war over the past several years — findings that could help ...

For decades, the 200 Ngogo chimpanzees in Kibale National Park, Uganda, lived what seemed a calm and normal existence. Males and females hunted together, groomed each other and went on patrols through ...