When cats are happy, they may squeeze their eyes shut.
10
Penguins have a gland above their eye that turns saltwater into freshwater.
12
It has been estimated that a bite from a grizzly bear can crush a bowling ball.
11
The Hercules beetle, despite weighing only 100 grams, can lift 8 kilograms, making it one of the proportionally strongest animals in the world.
8
Alligators can live up to 100 years.
337
Baks the blind boxer has a seeing eye goose named Buttons; a four-year-old goose who leads the pup around everywhere either by hanging onto him with her neck, or by honking to tell him which way to go.
16