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.
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Sharks have been on the planet longer than trees.
14
Parrot parents "name" their children with a signature call.
112
A group of kittens is called a "kindle".
10
Sheep, goats, octopuses, and toads have rectangular pupils.
7
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.
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