One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
The largest earthworm on record was found in South Africa and measured 22 feet.
151
Squirrels forget where they hide about half of their nuts.
698
The difference between antlers and horns is that antlers are shed each year and are made of bone while horns are kept for life and are made of living tissue and bone with a sheath that is very similar to human finger nails.
10
Alligator snapping turtles can live for over 150 years. Scientists know this because some of the turtles had musket balls in their stomachs.
271
A zoo in China gave a gay penguin couple the opportunity to raise a chick.
11