Only 3% of bird species have penises.
0
Whales and dolphins can't taste anything other than salt.
11
Alligator snapping turtles can live for over 150 years. Scientists know this because some of the turtles had musket balls in their stomachs.
271
Cats are one of the only animals to domesticate themselves and approach humans on their own terms.
20
Penguins have a gland above their eye that turns saltwater into freshwater.
12