Mosquitoes prefer certain blood types, and people with the “O” blood type are more likely to get bitten.
12
A woodpecker can peck twenty times a second.
28
Alligators can live up to 100 years.
337
A shrimp's heart is in its head.
32
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