The colossal squid has the largest eyes in the world.
4
Sloths take two weeks to digest their food.
243
The head of a jellyfish is called the "Bell."
6
In the movie 'The Wizard Of Oz', Toto the dog's salary was $125 a week, while Judy Garland’s was $500 a week.
5
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
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12