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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You forget 90% of your dreams.
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Cows can sleep standing up, but they can only dream lying down.
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Mars had an oxygen-rich atmosphere around 4 billion years ago
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The largest breed of rabbit is the Flemish Giant.
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