Why does a monkey scratch itself?

Answer 1

they groom each other to keep themselves clean they aren't able to take 2 showers a day like most people so they need another way to stay clean :> Grooming involves removing potential parasites from the hair, untangling knots and is also used in courtship rituals.

Answer 2

because a human is descended from a monkey, a monkey is cousins with a chimpanzee, if you see what i mean, and in that case a chimpanzee must have a brain or else we would not have one

Answer 3

Most primates are social, and social primates groom each other. Grooming removes ectoparasites such as ticks, or any other insects hiding in the fur. Also, it is a means of bonding.

Answer 4

Lake or pond nearby.

Answer 5

because they have lice.