When a wild orangutan leaves its mother after spending many years by her side, it has a mental catalog of almost 250 edible ...

The oldest animal at Seattle's Woodland Park Zoo died Tuesday morning -- the day before her 52nd birthday. In addition to being the oldest animal at the zoo, Chinta, a female orangutan, was one of the ...

In her own research in Uganda, Reddy studied four adolescent male chimpanzees who adopted their younger siblings after their ...

An orangutan named Rakus hit a rough patch in the summer of 2022. Researchers heard a fight between male orangutans in the treetops of a rainforest in Sumatra, Indonesia; a day later, they spotted ...

Orangutans, rather like their cousins (us), don’t much care for rain. That much became clear this week when Memphis Zoo ...

Young orangutans cannot learn their diets alone. A new study shows that watching others gives them the knowledge they need to survive.

The baby hasn’t been named yet, but it is bright, alert, and nursing well. The Fort Wayne Children’s Zoo provided that update Tuesday, saying its baby orangutan has been introduced to its mother’s ...

An animal park in Belgium has welcomed the arrival of a critically endangered Sumatran orangutan. The male orangutan, named Mathaï, was born on November 28 at Pairi Daiza animal park, spokesman ...

The fur is flying in Thailand over claims from conservationists that a troupe of more than 100 kick-boxing orangutans at a Bangkok animal park are victims of a smuggling racket from nearby Indonesia.

A video showing an orangutan smoking a cigarette has gone viral -- and sparked international anger toward a controversial zoo's alleged mistreatment of animals. The video was shot by a visitor Sunday ...