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
A newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
13
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
Squirrels forget where they hide about half of their nuts.
698
Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
6
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
When cats are happy, they may squeeze their eyes shut.
10
It has been scientifically proven that stroking a cat can lower one's blood pressure!
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