Blacktip Reef Shark (IMAGE) Friedrich-Schiller-Universitaet Jena Caption The risk of being caught by a predator is one of the risks that wild animals face when searching for food. Here a shoal of fish meets a blacktip reef shark. Credit Photo: Oliver Krüger Usage Restrictions None 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.