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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Minnows have teeth in their throat.
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The oldest pig in the world lived to the age of 68.
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All the swans in England are property of the Queen.
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Bats sleep 18-20 hours per day.
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Dogs have four toes on their hind feet, and five on their front feet.
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Crocodile babies don't have sex chromosomes; the temperature at which the egg develops determines gender.
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Butterflies taste with their feet.
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