When dragonflies mate, their tails form a love heart.
22
Bats sleep 18-20 hours per day.
5
The cat brain weighs about 30g.
167
Some lizards, in which the tail is a major storage organ for accumulating reserves, will return to a dropped tail after the threat has passed, and will eat it to recover part of the sacrificed supplies.
13
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
Unsinkable Sam (nickname of a German ship's cat) who served on 3 warships, one German, two British, all sank in action. The cat survived each sinking, floating away on wooden planks to rescue.
19
Vanilla flavoring is sometimes made with an ingredient from beaver pee.
82