Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
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Cat families usually play best in even numbers. Cats and kittens should be acquired in pairs whenever possible!
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Alligators can live up to 100 years.
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A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
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The oldest recorded elephant lived for 82 years.
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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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