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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In 1955, the citizens of São Paulo were so upset with their government that they elected a rhinoceros named Cacareco (meaning rubbish) to the city council in protest, with over 100,000 votes.
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Gorillas can catch human colds and other illnesses.
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The oldest creature ever found was Ming the clam at an admirable 507 years old.
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Sloths take two weeks to digest their food.
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Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
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Alligators can live up to 100 years.
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