Residents of the West African country of Guinea are in shock after a chimpanzee snatched an 8-month-old baby from its mother's hands, severely mutilated it with a rock and then left it dead.

The chimpanzee’s violent behavior ... could help reduce their need to encroach on human settlements. The tragic killing of baby Yoh Hélène by a tool-using chimpanzee in Bossou highlights ...

A baby has been found dead after a chimpanzee in Uganda snatched it from ... Experts believe that human interference in habitats and the expansion of human settlements is restricting habitation ...

On June 26, 1931, Kellogg and his wife brought baby chimpanzee Gua home in a bid to see whether the environment would influence a chimp's development - and how human they could make it.

The couple were attempting to establish if it was possible to educate an ape and teach them to communicate as a human ... up like their infant son. Baby Donald and Gua were both woken ...

Two weeks later, the newborn primate died, and Natalia has refused to part with the baby chimpanzee's body since ... from celebrity news to compelling human-interest stories.

A baby siamang, a type of endangered ape, was born Friday at the Virginia ... though siamangs have lived up to 40 years in human care. Siamangs can give birth throughout their lives, according ...

Brenna Hassett, the author of “Growing Up Human: The Evolution of Childhood ... “You are weird. Your baby is weird and you were weird as a baby. And after that? You just got weirder.

Park officials said the ape will cling to its mother until it matures and begins to explore on its own. The baby's parents ... approximately 44 years under human care, park officials said.