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
Dogs have been man's pet for over 14,000 years.
224
Vampire bats adopt orphans, and are one of the few mammals known to risk their own lives to share food with less fortunate roost-mates.
402
In Australia, there are spiders big enough to eat snakes.
20
Penguins have a gland above their eye that turns saltwater into freshwater.
12
Allegedly, Chrysippus, the Greek philosopher, died of laughter after getting his donkey drunk and watching it try to eat figs.
47
A dork is a whale's penis.
327