The Philadelphia Zoo announced the birth of a pair of pied tamarin monkey twins -- the second such set of twins to be born at ...

A Minnesota zoo announced the recent birth of a cotton-top tamarin, a critically-endangered species of monkey native to the ...

An endangered François langur was born at the Oklahoma City Zoo and Botanical Garden on Sept. 8 The monkey was born with a head and body covered in orange fur, which will darken to jet black within a ...