Chimpanzees from the Western group attacking members of the Central group in 2019. Aaron Sandel Since 1995, scientists have kept a watchful eye on the Ngogo chimpanzees in Uganda’s Kibale National ...

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 ...

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 ...

Fear and grief have resurfaced in Karuswiga Village after a chimpanzee attacked and critically injured a four-year-old girl, renewing concerns over escalating human-wildlife conflict in the area. The ...

Chimpanzees are one of the closest relatives to humans, but they are also significantly stronger, with some estimates suggesting several times the strength of an average person. Living in complex ...

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 ...

The clashes, known as the Ngogo conflict, are the focus of a major study published in April in the journal Science, based on three decades of research. Researchers say the violence grew out of a ...