Rattlesnake mating sessions have been known to last more than 22 hours.
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Domestic pigs average a top speed of about 11 miles per hour.
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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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The reindeer is the only mammal that can see UV light.
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A tortoise named Adwaita lived to 255 years old. To put it into perspective, he was born before the United States of America existed and his death was announced on CNN (1750-2006).
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