Dogs can make about 100 different facial expressions.
18
Sloths take two weeks to digest their food.
243
An elephant's tooth can weigh as much as 12 pounds.
24
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 ant, when intoxicated, will always fall over to its right side.
162
The average housefly lives only two weeks.
39
A cow gives nearly 200,000 glasses of milk in her lifetime.
33