Alligators can live up to 100 years.
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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
Whales and dolphins can't taste anything other than salt.
11
Urechis unicinctus is a species of marine spoon worm that is widely referred to as the ‘penis fish’.
2
Sloths take two weeks to digest their food.
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