Urechis unicinctus is a species of marine spoon worm that is widely referred to as the ‘penis fish’.
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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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Ants have tiny magnetic compasses in their antennae which help them navigate.
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It has been scientifically proven that stroking a cat can lower one's blood pressure!
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When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
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The elephant brain weighs about 6,000g.
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