The gibbon is a forest dweller with long arms. They are typically found swinging between branches and walking upright on the ground. Gibbons chiefly live, sleep, and forage in the trees.

Their arms are so long, the gibbons hold them over their heads for balance when walking bipedally. The northern white-cheeked gibbon can still be found in the evergreen and semi-evergreen forests ...

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 ...