Giant Anteaters' front legs look like a panda.
48
Lobsters have blue blood.
476
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
Nervous dogs wag their tails to the left, and happy dogs to the right (from the dog’s point of view) – and fellow canines pick up on this lop-sided tail language.
10
There is a sea snail that wears a suit of iron plated armor. It is the only known animal to use iron sulphide as skeletal material.
9
The largest earthworm on record was found in South Africa and measured 22 feet.
151
Sharks have been on the planet longer than trees.
14