These vocal primates are the biggest of all the New World monkeys. Unlike Old World monkeys, howlers and other New World species have wide, side-opening nostrils and no pads on their rumps.

Let’s find out about the lifespan of monkeys. Monkeys are broken down into two sub-categories: Old World and New World. Old World monkeys are found in Africa and Asia whereas New World monkeys ...

For instance, has evolution proceeded differently in New World monkeys versus Old World monkeys? New World monkeys last shared a common ancestor with Old World monkeys about 30-50 mya, but the ...