7,000 new insect species are discovered every year.
30
A cow produces around 200,000 glasses of milk in her lifetime.
373
When you correct for weight differences, men are proportionately stronger than horses.
64
The placement of a donkey's eyes in its' heads enables it to see all four feet at all times.
96
Vampire bats adopt orphans, and are one of the few mammals known to risk their own lives to share food with less fortunate roost-mates.
402
The katydid bug hears through holes in its hind legs!
110
Dogs have four toes on their hind feet, and five on their front feet.
179