Vervet Monkey: Young monkeys are very playful, and their favorite activities are chasing one another and pushing each other down from the branches of trees.

Antilopine Kangaroo: Male antilopine kangaroos groom each other before engaging in ritual combat, which is a habit unique amongst other kangaroo species.

Yellow-Crested Cockatoo: Yellow-crested cockatoos (also known as lesser sulphur-crested cockatoos) are the smallest sulphur-crested parrots.

Red Squirrel: The Red squirrel is the national mammal of Denmark.

Red-Tailed Hawk: The hawk eggshells are colored green on the inside.