<I>Pakasuchus kapilimai</I> (1 of 2) (IMAGE) U.S. National Science Foundation Caption When crocodiles tried to be mammals: the Cretaceous crocodilan Pakasuchus kapilimai, complete with complex, mammal-like dentition and an unusually flexible spine, hunts dragonflies on an ancient Tanzanian floodplain. Credit Mark Witton, University of Portsmouth Usage Restrictions This image is copyrighted under Attribution-Non-Commercial-Share Alike 2.0 Generic Creative Commons License, whereby you are allowed to: - copy, distribute, display, and perform the work - to make derivative works Under the condition that: - You give the original author credit - You may not use this work for commercial purposes - If you alter, transform, or build upon this work, you may distribute the resulting work only under a license identical to this one 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.