An alligator can go through 2,000 to 3,000 teeth in a lifetime.
268
The male seahorse carries babies and 'gives birth' to them instead of the female.
7
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
A group of unicorns is called a blessing.
304
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
The oldest creature ever found was Ming the clam at an admirable 507 years old.
16
Crows living in some urban areas drop nuts into traffic to let the passing cars crush them, then they wait for the red lights to stop the traffic so they can grab and eat it.
17
The elephant brain weighs about 6,000g.
274