Great apes share human-like social circles, but chimpanzees and bonobos differ in how selectively they maintain close social bonds. A new international study led by researchers from Utrecht University ...

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 ...

When people find out we study chimpanzees, they usually ask about their dark side. “You know chimpanzees kill each other, right?” or “Aren’t they the only animals besides humans that wage wars?” ...

Despite being one of the most cooperative species on the planet, humans routinely fail to manage shared resources sustainably ...

Researchers at the University of College London recently undertook a massive study to better understand chimps. The team analyzed data from fecal samples of 828 wild chimpanzees across 30 populations, ...