WASHINGTON (Reuters) - The way orangutans navigate fragile tree branches in search of fruit has led scientists to propose that human ancestors with similar lifestyles may have begun walking on two ...

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, rubbed ...

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 reported ...

The 18-month-old primate had "wounds on his head and fingers from rocking and banging his head on the cage," according to his rescuers Toria Sheffield joined the PEOPLE editorial staff in 2024. Her ...