Monkeys Starting with Y

The yellow baboon (Papio cynocephalus) is another baboon species in the group of Old World monkeys. They resemble the Chacma baboon but are slightly smaller and have a less elongated snout. Yellow baboons also have white fur on internal surfaces, such as their cheeks and limbs, similar to the color of the human forearm.

The Yucatan black howler, also called the Guatemalan black howler or Central American black howler, is a New-World monkey native to Central America. The Yucatan black howler monkey is the largest species of howler monkey and among the largest monkeys in the New-World.