plural of orangutan

Any of three species of arboreal anthropoid ape, characterised by their shaggy reddish-brown coat and long arms, which comprise the genus Pongo; Pongo pygmaeus of Borneo, Pongo abelii of Sumatra or Pongo tapanuliensis of South Tapanuli (in Sumatra).

plural of Tapanuli orangutan

A species of orangutan, Pongo tapanuliensis, native to South Tapanuli in the Indonesian island of Sumatra.