Penguins have a gland above their eye that turns saltwater into freshwater.
12
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
Denmark has twice as many pigs as there are people.
66
Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2
The colossal squid has the largest eyes in the world.
4