When dragonflies mate, their tails form a love heart.
22
Lobsters have blue blood.
476
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
The oldest creature ever found was Ming the clam at an admirable 507 years old.
16
Cats are one of the only animals to domesticate themselves and approach humans on their own terms.
20
The reindeer is the only mammal that can see UV light.
17