The Ngogo chimpanzees of Uganda's Kibale National Park have long been known for violent clashes with neighboring groups, ...

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 ...

Uganda’s Ngogo chimpanzees are well known for their “chimpanzee warfare.” Primatologists have observed their brutal, lethal ...

The Ngogo chimpanzees of Uganda’s Kibale National Park have long been known for violent clashes with neighboring groups, ...

A recent study on chimpanzees in Taï National Park in Côte d'Ivoire, West Africa, revealed that chimpanzees are losing traditions of male mating gestures. This coincides with declining chimpanzee ...

"In theory, you could break any link." Scientists discover concerning behavioral changes in chimps: 'Could something so small ...

A new study has the clearest evidence yet that territorial expansion after lethal conflict can directly boost reproductive ...

Chimpanzees are our closest living relatives, and this adds to the fascination of learning how they behave and interact with each other. We know that they, like humans, live in social groups and that ...

Chimpanzees and people already share much when it comes to our evolutionary history, and the latest research shows we have a similar appreciation for fairness as well. A study published in the ...

The female endangered chimpanzee used a stick to investigate a trail camera in a Gabon national park. Gabon ANPN/Panthera/Gaboma Multimedia and Production In 2015, a photograph of a lone male lion in ...

A chimpanzee escaped its enclosure on Friday morning at the Indianapolis Zoo, forcing a lockdown for visitors for about two ...