The Sumatran Orangutan (Pongo abelii) is the rarer of the 2 species of orangutan. Living on Sumatra, they are smaller than the Bornean Orangutan.

References

• Database entry includes justification for why this species is critically endangered

External link

• ARKive - images and movies of the Sumatran orang-utan (Pongo abelii)

Apes

Sumatranoranki | Sumatros orangutanas