Penguins have a gland above their eye that turns saltwater into freshwater.
12
Squirrels forget where they hide about half of their nuts.
698
Cat families usually play best in even numbers. Cats and kittens should be acquired in pairs whenever possible!
156
Cows can sleep standing up, but they can only dream lying down.
745
When a drone bee mates with a queen, its ejaculation is so powerful that it can even be heard by the human ear.
5
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132