When dragonflies mate, their tails form a love heart.
22
Cats sleep for 70% of their lives.
8
Cows can sleep standing up, but they can only dream lying down.
745
Leonardo Da Vinci loved animals so much that he used to buy caged animals at the market just to set them free.
57
The elephant brain weighs about 6,000g.
274
A dog's naked behind leaves absolutely no bacteria when pressed against carpet.
250
Denmark has twice as many pigs as there are people.
66