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 ...

Add Yahoo as a preferred source to see more of our stories on Google. Researchers have documented a permanent split between the largest-known group of wild chimpanzees, which erupted into a lethal ...

What began as a woman raising a baby chimpanzee like her own child eventually turned into one of the most horrifying animal ...

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 ...

The Ngogo chimpanzees of Uganda's Kibale National Park have long been known for violent clashes with neighboring groups, often resulting in deaths—a phenomenon sometimes described as "chimpanzee ...

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 ...

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, ...

In the case of coalitional violence, early ethnologists argued that chimpanzees and humans naturally strive to dominate each other and that aggression is the inevitable consequence of competitive ...

Initially, I thought there was a full-scale civil war in Uganda, but with humans. That’s not the case. Primatologists are documenting and disturbed by what seems to be a breaking apart of a major ...

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 ...