The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
79
Squirrels forget where they hide about half of their nuts.
698
The oldest known animal in the world was 'Ming' the 405 year old clam, discovered in 2007.
492
Mosquitoes don't just bite you, they also pee on you.
11
It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
492
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14