Extinct Jaguar Bone (IMAGE) University of Adelaide Caption Partial jaw of a large, extinct jaguar discovered in a cave in the Ultima Esperanza region of Patagonia. Credit Credit: Fabiana Martin/CEHA Usage Restrictions For use with this story only 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.