Dogs sometimes fake being sick to get attention.
26
Penguins have a gland above their eye that turns saltwater into freshwater.
12
Sharks, like other fish, have their reproductive organs in their chests.
248
It has been estimated that a bite from a grizzly bear can crush a bowling ball.
11
By putting a frog in a bucket of milk, scientists following up on an ancient Russian way of keeping milk from going sour have identified a wealth of new antibiotic substances.
9