Between 1998 and 2009, John Mitani witnessed 18 murders firsthand, and found circumstantial evidence for three more. But no police were ever called, for these killers were all chimpanzees, from the ...

A groundbreaking ten-year study on the behavior of chimpanzees, reported in the journal Current Biology, reveals that humanity's closest living relative expresses a propensity for human-like warfare.

The investigative minds at How to Survive examine chimpanzee aggression, defense strategies, and how to protect yourself ...

Humans and chimpanzees share the capacity for genocide, which is rooted in the evolution of higher thought and the separation ...

(AP) - Chimpanzees in Michigan are not considered “persons” with human rights, according to the state’s Court of Appeals. That means the owners of the DeYoung Family Zoo in the Upper Peninsula will ...