EXTRAORDINARY DENTITION
'(<a href="http://www.j-archive.com/media/2011-06-03_J_23.jpg" target="_blank">Jimmy of the Clue Crew shows a rodent skull on the monitor.</a>)  In rodents, these teeth wear out faster on the back than on the front side, creating the chisel shape that makes it easier to gnaw hard objects'
the incisors