The oldest known animal in the world was 'Ming' the 405 year old clam, discovered in 2007.
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The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
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Two dogs were among the Titanic survivors.
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The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
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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.
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The reindeer is the only mammal that can see UV light.
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