The difference between antlers and horns is that antlers are shed each year and are made of bone while horns are kept for life and are made of living tissue and bone with a sheath that is very similar to human finger nails.
10
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
Gorillas can catch human colds and other illnesses.
205
Ants have tiny magnetic compasses in their antennae which help them navigate.
9
Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
34
A cat can jump FIVE TIMES as high as it is tall!
371