Answer
New World monkeys have flatter noses than the Old World monkeys. The nostrils of New World monkeys are facing the sides. New World monkey shave prehensile tails, as opposed to the shorter, non-grasping tails of the Old World anthropoids.
Work Step by Step
New World monkeys have flatter noses than the Old World monkeys. The nostrils of New World monkeys are facing the sides. New World monkey shave prehensile tails, as opposed to the shorter, non-grasping tails of the Old World anthropoids.