For years, anthropologists have watched wild chimpanzees "go ape" and attack each other in coordinated assaults. But until now, scientists were unsure whether interactions with humans had brought on ...

For years, two sets of chimpanzees lived as one in Uganda’s Kibale National Park — grooming, interacting and patrolling their territory in a cohesive community. Then suddenly, one set charged the ...

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 ...

What began as a woman raising a baby chimpanzee like her own child eventually turned into one of the most horrifying animal attacks ever recorded. This video tells the terrifying true story of Travis ...

Wild chimpanzees in Uganda split into two separate communities and later engaged in deadly attacks against each other. Researchers believe the conflict shows how social relationships alone can fuel ...

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, ...

AMES, Iowa – Iowa State University Anthropology Professor Jill Pruetz long suspected that man-made changes influenced the aggressive behavior researchers have observed among chimpanzees. However, her ...

It’s common to think of what Jared Diamond has famously called “the third chimpanzee” as standing somewhere between the second chimp, the sexy bonobo, and the chimp of chimps, the violent chimpanzee.

The scientific study of the evolution of warfare has matured greatly over the decades. One of the most interesting and exciting developments in this regard is an increasing willingness by social ...