Leonardo Da Vinci loved animals so much that he used to buy caged animals at the market just to set them free.
57
The largest earthworm on record was found in South Africa and measured 22 feet.
151
Using a remote-controlled camera, biologists caught dolphins getting high by sucking on puffer fish. They were even caught passing the puffer fish around.
23
Sharks have been on the planet longer than trees.
14