Sharks have been on the planet longer than trees.
14
The difference between antlers and horns is that antlers are shed each year and are made of bone while horns are kept for life and are made of living tissue and bone with a sheath that is very similar to human finger nails.
10
Jumping fleas can accelerate 50 times faster than the space shuttle.
218
When dragonflies mate, their tails form a love heart.
22
Some older/less efficient worker termites will develop 'backpacks' of toxic chemicals that explode when the termite is threatened. They are essentially used as suicide bombers when the colony is being attacked.
8
Drivers kill more deer than hunters do.
660
Whales and dolphins can't taste anything other than salt.
11