ed**There are currently 260 known species of monkey found throughout the world, in habitats ranging from tropical rainforests of South and Central America and Africa to the forests of Asia. ** The most well-known types of monkey include capuchin, howler, and macaque monkeys, as well as baboons, tamarins, and marmosets. Additionally, there are several endangered species of monkey that are threatened by illegal hunting, deforestation, and shrinking habitats.