PLEASE DO floss. Teeth, it turns out, are useful for something other than chewing food and keeping dentists in business.
http://www.thedailybeast.com/newsweek/2013/07/10/how-ancient-teeth-provide-new-evolutionary-clues.html
http://www.thedailybeast.com/newsweek/2013/07/10/how-ancient-teeth-provide-new-evolutionary-clues.html
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