Great ape

Siamang Gibbon (Symphalangus syndactylus) / Gibbon siamang / Image by knox9000 from flickr

hairless chimpanzee

The orangutan is one of our closest relatives, and yet we know comparatively little about them. They are an animal that we need to learn more about because perhaps knowing more about them will help us understand ourselves better. Hopefully, we can do this before it's too late.

Great Ape Size Chart - wish it didn't have that misspelling

Collection of Chimpanzees & Gorillas face chart

Black Crested Macaque

Adam Thorn | In case you were wondering what a hairless chimpanzee looks like. You can see why large males are said to be around 1.5- 4x stronger than... | Instagram

Full disclosure: shot at the National Zoo, Washington, DC

The Center for Great Apes has established a unique niche in the sanctuary world as the only accredited sanctuary for both orangutans and chimpanzees in the...

☮ * ° ♥ ˚ℒℴѵℯ cjf

I suppose that this big and old male chimpanzee of the Aalborg zoo (Denmark) was the alpha male, he was looking proud on this big branch!

Bonobos were not formally identified by scientists until 1926. Before that, they were thought to be another type of common chimp. They are still the least understood of the great apes. Learn more about bonobos.