What is the northern white-cheeked gibbon? Though they might look a bit like monkeys, northern white-cheeked gibbons are officially classified as apes. One easy way to tell the difference is that ...

There's a lot of monkeying around at the Philadelphia Zoo these days now that the newest white-handed gibbon is growing up.

In the northern forests of Vietnam, a tiny primate baby marks a landmark for a critically endangered species. Quentin Dang ...

This year, the focus is on white-cheeked gibbons, which is a critically endangered species. “You can hear them through the entire Tropics Building,” said Kelli Gabrielson, an animal care ...

Conservationists are celebrating an upswing in the fortunes of the critically endangered cao vit gibbon after a tiny infant ...

There's a lot of monkeying around at the Philadelphia Zoo these days now that the newest white-handed gibbon is growing up.