the adult male of the orangutan. the orangutan yawns, widely having opened a mouth and showing canines.

adult alpha animal ape asia borneo brown canines chordata color cute emotion expression expressive face fauna forest hairy hominid hominidae horizontal indonesia jungle kalimantan malaysia male mammal mouth nature orang orangutan orangutang pongo population portrait powerful primate pygmaeus rain reddish simian species sumatra sumatran thoughtful tropical utan wild wildanimal wildlife yawn