Birani, a male Sumatran orangutan and Casey, a male western silverback gorilla will be sent to the Denver Zoo by the end of the month to connect them with potential mates.

Appearing in the fossil record around 2 million years ago, Gigantopithecus towered over all other ape species, but why isn't ...

When an orangutan named Zoe at Metro Richmond Zoo wouldn’t breastfeed her baby, a zookeeper — who was also a new mom — showed her what to do. "I mean I was immediately, like, honored.

A new project has kicked off at the Cleveland Metroparks Zoo that will create a 140,000-square foot primate forest that will expand and create a new home for the zoo's gorillas and orangutans.

Orangutans matched images from both category levels spontaneously whereas the gorilla showed effects of learning to match intermediate level categories.

Orangutan means “man of the forest” in Malay and Indonesian languages. Orangutans are the only one of the four great apes (orangutan, gorilla, chimpanzee, and bonobo) not native to Africa.

The world's oldest fertile gorilla and orangutan in captivity, Matze and Charly, jointly celebrated their 50th birthdays with a cake each at Frankfurt Zoo on Thursday.

Comprehensive reference genomes have now been assembled for six ape species: siamang (a Southeast Asian gibbon), Sumatran orangutan, Bornean orangutan, gorilla, bonobo, and chimpanzee. Areas of ...