Shrimp with Larva (IMAGE) University of Bonn Caption Parasite-infected shrimp give themselves away with an orange spot, which is visible with the naked eye through the transparent shell. Credit © Nicole Bersau/Uni Bonn Usage Restrictions This image may be used together with the press release. 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.