During World War 1, starving wolves amassed in such great numbers that Germans and Russians had a temporary cease fire to fight off the wolf attacks.
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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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George was the world's largest dog who weighed 233 pounds, stood at 43 inches tall from paw to shoulder, and ate 180 pounds of food a month.
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Cows can sleep standing up, but they can only dream lying down.
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A newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
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Dire wolves actually existed, living up to 10,000 years ago before going extinct.
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