Chimpanzees may look like smaller, hairier versions of humans, but when a full-grown chimp decides to throw its weight around, the difference is stark. Their strength is not just a gym-rat talking ...

Add Yahoo as a preferred source to see more of our stories on Google. Val, an adult male chimpanzee, demonstrates the ‘grass-in-ear’ behavior. - Jake Brooker/Chimfunshi Wildlife Orphanage Trust ...

CHICAGO (WLS) -- Animal researchers have known for some time that chimpanzees are very much like us. But a new study shows that just as we go to war sometimes to protect our territory and way of life, ...

Add Yahoo as a preferred source to see more of our stories on Google. Meerkats, as well as humans, are part of what researchers called a "premier league" of monogamy. - Martin Schutt/dpa/AFP/Getty ...

Move over, fashion week — the hottest accessory of the season is a blade of grass shoved in your ear. Or, for the truly daring: your butt. Chimpanzees at a Zambian wildlife sanctuary are going viral — ...

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 ...