An alligator can go through 2,000 to 3,000 teeth in a lifetime.
268
Penguins have a gland above their eye that turns saltwater into freshwater.
12
The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
255
A 42-foot sperm whale has about 7 tons of oil in it.
209
The male seahorse carries babies and 'gives birth' to them instead of the female.
7
Using a remote-controlled camera, biologists caught dolphins getting high by sucking on puffer fish. They were even caught passing the puffer fish around.
23
The oldest creature ever found was Ming the clam at an admirable 507 years old.
16