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. Subscribe to read this story ad-free ...

Wild chimpanzees in Uganda split into two separate communities and later engaged in deadly attacks against each other.

This shows adult male chimpanzees of one group attacking a male chimpanzee of another group in 2019 The world's largest known group of wild chimpanzees has split and been locked in a vicious "civil ...

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 ...

Aaron Sandel can pinpoint when it all started. The codirector of the Ngogo Chimpanzee Project had been observing a group of apes on June 24, 2015, in Uganda’s Kibale National Park, where the project ...

This time, though, the attack was at his own Jane Goodall Institute Chimpanzee Eden in eastern South Africa. And Cussons, host of the Animal Planet show "Escape to Chimp Eden," is without an ...