Bats sleep 18-20 hours per day.
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Mackinac Island, Michigan, has banned cars since 1898!
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Scientists have developed a 'hangover-free' beer that has electrolytes, making it more hydrating and refreshing.
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The average sperm cell swims at 8 inches per hour.
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The colossal squid has the largest eyes in the world.
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The Basenji dog is the only dog that is not able to bark.
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The first female self-made millionaire in America was a black woman.
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