Alligator snapping turtles can live for over 150 years. Scientists know this because some of the turtles had musket balls in their stomachs.
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The elephant brain weighs about 6,000g.
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Sloths take two weeks to digest their food.
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Cows can sleep standing up, but they can only dream lying down.
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A dairy cow can produce more milk when listening to music.
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The oldest recorded elephant lived for 82 years.
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