Spinosaurus on the shore (IMAGE) University of Chicago Caption Doing what they do better than any animal that ever evolved, a pair of the giant sail-backed predators, Spinosaurus aegyptiacus, wade into nearshore waters for prey as pterosaurs soar overhead some 95 million years ago on the northern coast of Africa. Credit Daniel Navarro Usage Restrictions Please credit original artist License Original 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.