Urechis unicinctus is a species of marine spoon worm that is widely referred to as the ‘penis fish’.
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An Indian man known as "Snake Manu" can put small snakes, including deadly cobras, into his mouth and pass them out through his nose.
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Squirrels forget where they hide about half of their nuts.
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The seahorse is the only fish to have a neck.
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Termites are being researched as a possible renewable energy source as they can produce up to 2 litres of hydrogen from ingesting a single sheet of paper, making them one of the planet’s most efficient bioreactors.
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The largest breed of rabbit is the Flemish Giant.
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