Howler monkey. (Primate008)
A long prehensile tail helps the spider monkey move quickly through the rainforest. (Primate005)
Spider monkey hanging from tree. (Primate004)
Spider monkey on a branch, Belize. (Primate007)
Howler monkey swinging in a tree, Belize. (Primate002)
Chimpanzee hands. (Primate011)
Howler monkey eating leaves, Belize. (Primate003)