A 42-foot sperm whale has about 7 tons of oil in it.
209
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
Sharks have been on the planet longer than trees.
14
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
There are approximately three chickens for every human on Earth.
13
Giant Anteaters' front legs look like a panda.
48
Only 3% of bird species have penises.
0