http://nwpr.org en http://nwpr.org/post/idaho-researchers-reveal-terrifying-face-prehistoric-shark <p>Researchers in Idaho say they've finally solved a mystery surrounding a 270-million-year-old shark. After a century of guessing, scientists have put a face to the giant animal that once swam the region, back when the Northwest was underwater. Jessica Robinson reports. Fri, 01 Mar 2013 15:01:49 +0000 Jessica Robinson 23572 at http://nwpr.org Idaho Researchers Reveal The Terrifying Face Of Prehistoric Shark