Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
The largest earthworm on record was found in South Africa and measured 22 feet.
151
Whales and dolphins can't taste anything other than salt.
11
Sloths take two weeks to digest their food.
243
There's a lizard known as the 'Jesus Lizard' that can run across water.
11
Lurch, a Watusi bull, had the largest horns in the world.
32