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A gibbon (siamang) named Ronnie with black fur and long arms sits on a small wooden bridge made of branches, with its arm outstretched and grasping a branch

October 23, 2020

How Long Are a Gibbon’s Arms? And More Gibbon Facts

Oct. 24 is International Gibbon Day, so take a few minutes to learn all about these acrobatic apes.

White-cheeked gibbon Sydney in his habitat at Gibbon Ridge.

February 11, 2020

White-Cheeked Gibbon Dies at Smithsonian’s National Zoo

Primate keepers at the Smithsonian’s National Zoo are mourning the loss of Sydney, a white-cheeked gibbon who was humanely euthanized Feb. 4. He was 20 years old.

A primate, called a siamang, with thick black fur, long limbs and a large, round throat sack opens its mouth to make a vocalization

January 03, 2020

Featured Creature: Meet the Gibbons!

Swing into the new year with an animal that knows a thing or two about swinging: gibbons! Get to know Sydney, Ronnie and Bradley from primate keeper Carly Hornberger.