Deep in the forests of Mexico’s Yucatan Peninsula, a story of animal intelligence and social cooperation has unfolded over ...

Spider monkeys share food knowledge by changing groups, helping everyone find fruit faster in forests across seasons and ...

When spider monkeys want to tell others about the best fruit trees in the forest or ones they've missed, they do so by ...

Multiple monkeys are on the loose in St. Louis, and AI-generated images are complicating the effort to find them. The Vervet monkeys were first spotted Thursday near a park in the northern part of the ...