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
Ants have tiny magnetic compasses in their antennae which help them navigate.
9
Sharks, like other fish, have their reproductive organs in their chests.
248
An alligator can go through 2,000 to 3,000 teeth in a lifetime.
268
An Indian man known as "Snake Manu" can put small snakes, including deadly cobras, into his mouth and pass them out through his nose.
59