Motion camouflage on a coral reef (VIDEO) University of Cambridge This video is under embargo. Please login to access this video. Caption The long thin trumpetfish uses a bigger, non-threatening species of fish, such as parrotfish, as camouflage to get closer to its dinner without being detected. Credit Sam Matchette Usage Restrictions With credit License Original 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.