When spider monkeys want to tell others about the best fruit trees in the forest or ones they've missed, they do so by changing their social groups to share what they know, according to a new study ...

This is the amusing moment a spider monkey hopped onto the back of a pony for a ride at a zoo in China. Footage shows the black primate walking alongside its keeper at Shanghai Wild Animal Park on ...

Deep in the forests of Mexico’s Yucatan Peninsula, a story of animal intelligence and social cooperation has unfolded over the last decade. Researchers studying Geoffroy’s spider monkeys have ...