England's Chester Zoo has welcomed a new addition to its family of primates — a baby Colombian black-headed spider monkey ... allowing them to move between tree branches while collecting ...

From the Colombian spider monkey to the Madagascar ruffled lemur ... Data from the United Kingdom show that a 10 percent increase in tree canopy cover in cities may result in a 3-4 degree Celsius ...

Colombia, Ecuador, Panama Geoffroy’s spider monkey (Ateles geoffroyi); range: Belize, Costa Rica, El Salvador, Guatemala, Honduras, Mexico, Nicaragua, Panama For spider monkeys, life in the jungle is ...

The first documentation of a wild spider monkey birth proved to be a dramatic one. After Anku was born, he was hanging in one of the tallest tree canopies ... border of Colombia and northwest ...

a local farmer reported seeing a brown spider monkey—spurring scientists to organize a short expedition to find the species. (Also see "Rare 'Smiling' Bird Photographed in Colombia.") ...