Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4
When a male honey bee climaxes during sex, his testicles explode and then he dies.
27
Alligators can live up to 100 years.
337
The male seahorse carries babies and 'gives birth' to them instead of the female.
7
The difference between antlers and horns is that antlers are shed each year and are made of bone while horns are kept for life and are made of living tissue and bone with a sheath that is very similar to human finger nails.
10