A handout photo from Sumatran Orangutan Conservation Programme (SOCP) shows of a new species Orangutan from Tapanuli (pongo tapanuliensis) in Tapanuli, North Sumatra. Researchers have announced the discovery of a new species of orangutan in the north of Sumatra Island. The Tapanuli orangutan (Pongo tapanuliensis) is the first new addition in almost a century to the small club of great apes, joining its fellow Sumatran and Borneo orangutans.