Extinction of the Megalodon (image) University of Wisconsin Oshkosh Share Print E-Mail Caption Megalodon extinction graphical abstract. Credit Robert Boessenecker Usage Restrictions Use with credit. Share Print E-Mail 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.