A monkey's specific habitat depends on whether it is an Old World or New World monkey. Old World monkeys can live in habitats that include rainforests, mountains and savannas in parts of the world that include Africa, India, Japan and other areas in Asia. New world monkeys can live in tropical rainforest areas of Central and South America.
There are approximately 264 monkey species. These species can be subdivided into the two types of Old World and New World monkeys. Some examples of New World monkeys are howler, Capuchin and pygmy marmoset. The pygmy marmoset is one of the smallest monkeys in the world. Old World monkeys can include baboons and mandrills. There are about 78 species of Old World monkeys.