A Giraffe has the same number of bones in its neck as a man.
36
There wasn't a single pony in the Pony Express, just horses!
57
There are more insects in one square mile of rural land than there are human beings in the world.
55
Mosquitoes prefer certain blood types, and people with the “O” blood type are more likely to get bitten.
12
Only female bees work.
20
All clams start out as males; some decide to become females at some point in their lives.
50
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
Elephants are the only animals that can't jump.
1