"Hippie" bonobos are just as aggressive as "warrior" chimpanzees, according to a new study. However, the findings also reveal some key details about which sex is instigating the aggression. Bonobo ...

A shriek broke the dawn on the savanna, followed by more screeches and the rustle of branches: The wild Fongoli chimps were bidding each other good morning in the dry, scraggly Sahel. The rare ...

The National Institutes of Health, which owns the chimps at the Alamogordo Primate Facility in New Mexico, has no plans to move the animals to sanctuary, despite a ruling from a federal judge. By ...

Chimpanzees are adapted to live across diverse habitats in Africa, but little is known about the potential adaptation of chimps in different environments. A new study has found that these apes possess ...