Monkeys - primates, a group generally possessing tails and consisting of about 260 known living species.
There are two distinct lineages of monkeys: New World Monkeys and catarrhines.
Lemurs, lorises, and galagos are not monkeys; instead they are strepsirrhine primates.
There are two major types of monkey: New World monkeys from South and Central America and Old World monkeys from Africa and Asia.
The many species of monkey have varied relationships with humans.
In some areas, some species of monkey are considered agricultural pests, and can cause extensive damage to commercial and subsistence crops.