When cats are happy, they may squeeze their eyes shut.
10
Mosquitoes prefer certain blood types, and people with the “O” blood type are more likely to get bitten.
12
During World War 1, starving wolves amassed in such great numbers that Germans and Russians had a temporary cease fire to fight off the wolf attacks.
45
The oldest creature ever found was Ming the clam at an admirable 507 years old.
16
Sharks have been on the planet longer than trees.
14
When a male honey bee climaxes during sex, his testicles explode and then he dies.
27