Lobsters have blue blood.
476
Whales and dolphins can't taste anything other than salt.
11
An alligator can go through 2,000 to 3,000 teeth in a lifetime.
268
The head of a jellyfish is called the "Bell."
6
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
Condoms were originally made of animal intestines or linen.
347
