One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
Cattle are the only mammals that pee backwards.
33
George was the world's largest dog who weighed 233 pounds, stood at 43 inches tall from paw to shoulder, and ate 180 pounds of food a month.
7
Beavers have orange teeth!
23
The smallest known dinosaur is Compsognathus.
113
Owls are one of the only birds who can see the color blue!
58
If it isn't moving a frog can't see it. If the frog can't see it, he won't eat it.
28