Leonardo Da Vinci loved animals so much that he used to buy caged animals at the market just to set them free.
57
Cats recognise the voice of their owner, but never evolved to care.
22
The colossal squid has the largest eyes in the world.
4
Vanilla flavoring is sometimes made with an ingredient from beaver pee.
82
The oldest creature ever found was Ming the clam at an admirable 507 years old.
16