A-Z Animals
A Z Animals: Animal Facts: Sumatran Orang Utan (Pongo Abelii)
This entry identifies the defining characteristics of the Pongo Abelli, more commonly known as the Sumatran Oragutan.
BBC
Bbc: Nature Wildfacts: Sumatran Orangutan
This resource provides information about the Sumatran orangutan.
Denver Zoo
Denver Zoo: Sumatran Orangutan
The Denver Zoo provides an in-depth overview of the Sumatran orangutan highlighting its habitat, range, adaptations, diet, physical characteristics, and more.
Encyclopedia of Life
Encyclopedia of Life: Sumatran Orangutan
The Encyclopedia of Life presents this in-depth overview of Sumatran Orangutans (Pongo abelii), including their habitats, size, conservation status, and much more. Images of this species and maps of its global distribution can also be...