An unsettling trend is rising in spider monkeys being poached and sold on social media, and officials from the US Fish and Wildlife Service (USFWS) are on the case to stop this practice from ...

Spider monkeys live in fluid social groups that split and reform, allowing information about food sources to spread across the population. By moving between subgroups, individual monkeys help create a ...

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 ...