Observations of Coiba’s tool-using immature capuchin monkeys show them carrying abducted infant howler monkeys. What is the reason for this behavior? Vanessa Crooks Caught in the act! Capuchin monkeys ...

The daily movements of brown howler monkeys (Alouatta guariba) in the forest are determined by an interplay of environmental, ...

Add Yahoo as a preferred source to see more of our stories on Google. A rhesus monkey sprayed with water by a sprinkler in the zoo enclosure in the German city of Heidelberg. (is associated with: ...

Life in the Atlantic Forest is rarely static. Even animals that spend much of their time high in the canopy must constantly ...

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 ...