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 — ...

Every evening, as they move from place to place through the forest, chimpanzees stop to build a nest—most often in a tree—to sleep in. Using a selection of branches, leaves and twigs, they create ...

Chimpanzees are running around with grass in their ears and butts at the Chimfunshi Wildlife Orphanage in Zambia. This is the ...

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 ...

A young chimp hangs from a branch with its mother's hand nearby at the Ngogo Chimpanzee Project at Kibale National Park in Uganda. ANN ARBOR—If you've ever spent time with a toddler, you might be ...

Young chimpanzees learn their communication style from their mother and maternal relatives, but show little similarity to the communication behavior of their father and paternal relatives, according ...

You might have heard a fascinating bit of news in recent weeks: Researchers at the Ngogo Chimpanzee Project in Uganda ...

Are helicopter parents the reason kids don’t turn rebellious until their teenage years, when they finally get some autonomy? Very possible, according to scientists who recently studied the development ...

Jane Goodall died Wednesday. As she was universally regarded as the greatest living expert on chimpanzees, her passing is a momentous event. It’s one that comes at a time of upheaval in the field she ...

A once large and peaceful group of chimpanzees in the western forests of Uganda has now split into two, causing a rare “civil war” among the primates.