Also, why do monkeys do head whips?
Males may do it to appease females or convey their sexual excitement. It may also be about improving a monkey's grip on slippery trees by making its hands and feet …
Also, what is so unusual about capuchin monkeys? Widely considered to be the most intelligent of all the New World monkeys, they use different kind of tools (sticks, branches, stones) to open shells, nuts and hard seeds. Capuchin monkeys are omnivores (eat both plants and animals).
Similarly one may ask, why do capuchin monkeys stick their tongues out?
Campos and Fedigan [2009] also reported that capuchins stick out their tongues (“tongue-out” behavior) more often in the dry season, which was suggested as a means to help them keep cool by evaporation off the tongue.
How do capuchin monkeys communicate?
They are very vocal animals that scream, whistle, and bark. In this way, they can call each other in order to maintain contact and express dislike if someone or something is disturbing them.