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 ...

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 ...

A new study of chimpanzees living in the wild adds to evidence that our closest primate relatives have cultural differences, too. The study, reported online on October 22nd in Current Biology shows ...

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 ...

Spending enough time observing kids on a playground reveals striking similarities to a primate troop—territorial disputes over jungle gyms, dominance games at the top of slides, and the swift, ...

Primatologist Elodie Freymann arrived in Uganda’s Budongo Forest in 2021 to observe the chimpanzees there and learn more about their ability to self-medicate with healing plants. But as she flipped ...

Chimpanzees living in a sanctuary in Africa have developed a “fashion trend” for dangling blades of grass or sticks from their ear holes and their behinds, a new study shows. In 2010, researchers ...