A Tapanuli orangutan, the world’s rarest great ape, has been discovered dead in mud and log debris in a village in northern ...

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 ...

A Sumatran orangutan was seen using a medicinal plant to heal a facial wound at an Indonesian research site in a first step for non-humankind. The male primate applied a paste made from the poultice ...

WASHINGTON — 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, ...

In 2017, the Tapanuli orangutan was identified as a new species of great ape — and immediately became the most endangered great ape on the planet, with a total population of less than 800. The ...