How Alligators Could Keep You Out of the Dentist’s Chair

You’ve heard of royal families having “an heir and a spare” in waiting to become the next king. Well, the same is true of alligator teeth: Behind every tooth is a replacement tooth, just in case, as well as the material needed to keep more teeth coming – as many as 50 times throughout the scary reptile’s life. Why should we care, other than to know that if an alligator breaks his tooth while eating us, another will grow back? …