Scientists (IMAGE) Frontiers Caption The researchers tagging a porbeagle shark. Left of center: Beckah Campbell; right of center: Brooke Anderson Credit James Sulikowski Usage Restrictions Credit must be given to the creator. License CC BY 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.