Specifically, adult chimps deliberately model the behavior, then turn their tools over to the youngsters so they can mimic ...

Chimpanzee and bonobo mothers sometimes continue to carry their infants after they have died, a behavior known as infant ...

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 ...

Two-thirds of a century after Jane Goodall observed "David Greybeard" break off a twig to fashion a fishing rod for termites, ...

Chimpanzee mothers may carry dead infants longer depending on infant age, cause of death, maternal care, and temperature.

Deep in a remote stretch of West African forest, certain trees have accumulated piles of rocks at their base and gnarled ...

Chimpanzees are one of our closest relatives and their lives are in peril because of human intrusions into their homes and lives. A new book edited by chimpanzee experts Drs. Lydia Hopper, Assistant ...

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 ...

The riskiest behavior in humans peaks in adolescence. Researchers from the University of Michigan and James Madison University expected to find risky behavior to peak in adolescence in a study of ...

Jane Goodall always remembered the first time a wild chimpanzee took a banana from her outstretched hand. In that moment, she would often say, the chimp—a grizzled male she had dubbed David ...