One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
During World War 1, starving wolves amassed in such great numbers that Germans and Russians had a temporary cease fire to fight off the wolf attacks.
45
The CIA once spent $20 million on a cat equipped with gear to spy on the Soviets, but it was hit by a taxi.
328
The head of a jellyfish is called the "Bell."
6
Domestic pigs average a top speed of about 11 miles per hour.
182
The reindeer is the only mammal that can see UV light.
17