The seahorse is the only fish to have a neck.
12
Moths are unable to fly during an earthquake.
328
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
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
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