A newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
13
Giant Anteaters' front legs look like a panda.
48
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2
There is a sea snail that wears a suit of iron plated armor. It is the only known animal to use iron sulphide as skeletal material.
9