The head of a jellyfish is called the "Bell."
6
Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17
The colossal squid has the largest eyes in the world.
4
An alligator can go through 2,000 to 3,000 teeth in a lifetime.
268
A cat rubs against people not only to be affectionate but also to mark out its territory with scent glands around its face. The tail area and paws also carry the cat's scent.
293
When dragonflies mate, their tails form a love heart.
22
Dire wolves actually existed, living up to 10,000 years ago before going extinct.
10