AMES, Iowa – Shocking is one word Jill Pruetz uses to describe the behavior she witnessed after a chimp was killed at her research site in Fongoli, Senegal. The fact that chimps would kill a member of ...

Al and Kamaka, two old friends who are both in their 50s, are experiencing a whole new world. Part of what's novel: females. "Right off the bat, they were just enamored with the ladies in the group," ...

Two new studies hint at the evolutionary roots of human language. The studies found that chimps use rhythmic structures and complex call combinations to communicate. This next story could not be ...

KIBALE NATIONAL PARK, Uganda -- The man tracking chimpanzee movements in a rainforest is required to follow the primates wherever they go — except up in the trees. Onesmas Ainebyona stalks the chimps ...

Alcohol can make you woozy and nauseous when you drink too much, but why do humans love it? Wild chimpanzees may hold the answer. Chimps could be eating enough fermented fruit each day and consuming ...

Behind the scenes at a Chicago zoo, chimpanzees who spent years entertaining humans are learning to befriend their own kind. Behind the scenes at a Chicago zoo, chimpanzees who spent years ...

In 2014, University of California, Berkeley biologist Robert Dudley wrote a book called The Drunken Monkey: Why We Drink and Abuse Alcohol. His controversial “drunken monkey hypothesis” proposed that ...

Picture a baby chimp clinging to its mother's back, wide eyes taking in everything around it. Just like human babies, these little ones start life completely helpless, relying on their mom for ...

Chimpanzees are adapted to live across diverse habitats in Africa, but little is known about the potential adaptation of chimps in different environments. A new study has found that these apes possess ...