The oldest known animal in the world was 'Ming' the 405 year old clam, discovered in 2007.
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Sharks, like other fish, have their reproductive organs in their chests.
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Condoms were originally made of animal intestines or linen.
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On some poorly researched trivia lists it is stated as a fact that a pregnant goldfish is called a twit. This is not true as goldfish lay eggs.
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