Female kangaroos have three vaginas.
2
Sergeant Stubby was the only war dog to be promoted to sergeant through combat in WWI. He saved his regiment from surprise mustard gas attacks, found and comforted the wounded, and even once caught a German spy by the seat of his pants, holding him there until American Soldiers found him.
16
A cat can jump FIVE TIMES as high as it is tall!
371
Dire wolves actually existed, living up to 10,000 years ago before going extinct.
10
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
Worker bees must visit around 4,000 flowers in order to make one tablespoon of honey.
5