And here we are, thousands of generations later, still watching and wondering just how smart they are. Increasingly, it looks like orangutans are one cave painting away from civilization.

There have been other documented cases of animals apparently using medicine, such as chimpanzees applying crushed insects to ...

She is one of 127 orangutans that the Borneo Orangutan Survival ... which has been marketed to investors as a smart and green city. But environmentalists are wary that construction in an area ...

HOUSTON — The Houston Zoo said goodbye to a beloved member of its family this week. Kelly was an elderly orangutan who had lived at the zoo's World of Primates since 1994. The 44-year-old had ...

"Amanda was curious, mischievous, engaging, and smart. We lost a beautiful soul", said Megan Elder, Como Zoo Primate Zookeeper, Orangutan Species Survival Coordinator, and International Orangutan ...

Mothers sometimes struggle to breastfeed, and Zoe, a 14-year-old orangutan, was no exception. She had been orphaned at nine months old at the Metro Richmond Zoo, when her own mother had died ...

The orangutan, named Zoe, relied on humans to learn maternal instincts. An orangutan at a Virginia zoo relied on a fellow mother, a human, to teach her how to breastfeed. The orangutan ...

An orangutan appeared to treat a wound with medicine from a tropical plant— the latest example of how some animals attempt to soothe their own ills with remedies found in the wild, scientists ...

When a wild orangutan in Indonesia suffered a painful wound to his cheek, he did something that stunned researchers: He chewed plant leaves known to have pain-relieving and healing properties ...