Domestic pigs average a top speed of about 11 miles per hour.
182
The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
79
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
Only 3% of bird species have penises.
0
The cat brain weighs about 30g.
167