"We were pleasantly surprised by how strong and seemingly natural the chimpanzees' attraction to crystals was." ...

The world’s largest-known group of chimpanzees split into two factions that are now engaged in deadly combat ...

Researchers say that while territorial disputes between animal groups are well known, wars within such groups are extremely ...

The Ngogo chimpanzees in Uganda have divided themselves into two main factions, and dozens of deaths have been recorded since ...

Wild chimpanzees in Uganda split into rival groups and turned violent, revealing how broken social bonds alone can drive ...

A once-unified group of chimpanzees in Kibale National Park has split into two rival factions, with one group carrying out a ...

A chimpanzee community in Uganda’s Kibale National Park that split into rival factions later attacked former allies in what ...

Researchers have documented a permanent split between the largest-known group of wild chimpanzees, which erupted into a ...

Chimpanzees that had once formed a cohesive community in Uganda split into factions and turned violent, according to a new ...

They’re going apes–t. A scenic Ugandan jungle has become a bloody battlefield as two rival chimpanzee clans wage what could ...

By Will Dunham April 9 (Reuters) - For two decades, researchers observed members of the Ngogo chimpanzee group of Kibale ...