Known for their unique scales made of keratin, pangolins are mammals that can roll into a ball as a defense mechanism against predators.
Often called the "African Unicorn," the okapi is a herbivorous mammal native to the Democratic Republic of Congo.
The largest living species of lizard, found in the Indonesian islands of Komodo, Rinca, Flores, and Gili Motang.
Often referred to as the "unicorn of the sea," the narwhal is known for the long, spiral tusk protruding from its head, which is actually an elongated upper left canine.
It can regenerate lost body parts and has a feathery appearance due to its external gills.
Native to Australia, the platypus is a mammal that lays eggs, has a bill like a duck, webbed feet, and a beaver-like tail. It's one of the only mammals known to produce venom.
A nocturnal lemur found in Madagascar, the aye-aye is known for its unusual method of finding food, called percussive foraging, and its long, thin middle finger used to extract insects from trees.