Research with Bite (IMAGE) University of Toronto Caption Gorgosaurus is shown using its specialized teeth for feeding on a young Corythosaurus in Alberta, 75 million years ago. Credit Painting by Danielle Dufault Usage Restrictions None 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.