Scientists in the Arctic (IMAGE) Academy of Natural Sciences of Drexel University Caption Drs. Jason Downs (left) and Ted Daeschler of The Academy of Natural Sciences returned to the Canadian Arctic in summer 2008 in search of more Devonian-age fossils. Credit Ted Daeschler/ANSP Usage Restrictions This image may only be used with a media story about The Academy of Natural Sciences and Tiktaalik roseae License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.