Bluebirds cannot see the color blue.
40
Racehorses can wear out new horse shoes in one race.
38
Some ribbon worms will eat themselves if they can't find any food.
-33
Porcupines float in water!
69
When a drone bee mates with a queen, its ejaculation is so powerful that it can even be heard by the human ear.
5
It's possible to train your cat to use the toilet as a litter box and even flush afterwards.
109
