The oldest known animal in the world was 'Ming' the 405 year old clam, discovered in 2007.
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Sloths take two weeks to digest their food.
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Nervous dogs wag their tails to the left, and happy dogs to the right (from the dog’s point of view) – and fellow canines pick up on this lop-sided tail language.
10
A giraffe's kick is so powerful that it can decapitate a lion.
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The seahorse is the only fish to have a neck.
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