Ants have tiny magnetic compasses in their antennae which help them navigate.
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The oldest recorded elephant lived for 82 years.
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Sharks, like other fish, have their reproductive organs in their chests.
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An alligator can go through 2,000 to 3,000 teeth in a lifetime.
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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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A koi fish, named "Hanako", was owned by several individuals over many years and lived to be 226 years old, dying in 1977.
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