Vanilla flavoring is sometimes made with an ingredient from beaver pee.
82
Sharks, like other fish, have their reproductive organs in their chests.
248
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
In Australia, there are spiders big enough to eat snakes.
20
The male seahorse carries babies and 'gives birth' to them instead of the female.
7
Mosquitoes prefer certain blood types, and people with the “O” blood type are more likely to get bitten.
12