Shark Alternating between Rolling to Right and Left Sides (video) Research Organization of Information and Systems Share Print E-Mail Loading video... Caption Movie 1: This movie was recorded using a video camera attached to a shark's dorsal fin. It shows the shark alternating between rolling to the right and left sides. Credit NIPR Usage Restrictions Credit required 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.