Dr. Darren Croft, University of Exeter (IMAGE) University of Exeter Caption This is Dr. Darren Croft, University of Exeter, conducting the research in the West Indies. Credit University of Exeter Usage Restrictions One use only 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.