Orangutan is a word that refers to a large, intelligent ape that lives in the forests of Southeast Asia. It has reddish-brown hair and spends most of its time in trees. Full definition
The population of orangutans in Borneo is uncertain, but most scientists estimate there are fewer than 50,000 individuals. (news.mongabay.com)
In the 1930s there were reports of orangutans in Tapanuli, in the Batang Toru area of Sumatra, but they were never investigated. (newscientist.com)
But small groups of Bornean orangutans living in protected zones and selectively logged areas will likely avoid extinction, the researchers say. (sciencenews.org)