Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
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Tigers can see 6 times better at night than humans.
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A dog's naked behind leaves absolutely no bacteria when pressed against carpet.
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Dolphins have names for one another.
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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.
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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 Lion's Mane Jellyfish is the largest jellyfish in the world. They have been swimming in arctic waters since before the dinosaurs (over 650 million years ago).
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