Gannet Colony (image) University of Exeter Caption Gannets soaring above a colony are shown. A team of scientists led by the University of Exeter discovered that the birds change their behavior in response to the presence of large vessels such as trawlers, suggesting each boat can significantly influence the distribution and foraging patterns of these and other marine predators. Credit Stuart Bearhop Usage Restrictions Must credit Stuart Bearhop 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.