Urechis unicinctus is a species of marine spoon worm that is widely referred to as the ‘penis fish’.
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Jellyfish as a species are actually older than dinosaurs and sharks.
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Dire wolves actually existed, living up to 10,000 years ago before going extinct.
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The head of a jellyfish is called the "Bell."
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The oldest known animal in the world was 'Ming' the 405 year old clam, discovered in 2007.
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