Parasitoid Wasp Attacking Aphids (IMAGE) University of Exeter Caption Parasitoid Aphidius megourae attacking the aphid Megoura viciae. Credit Dirk Sanders Usage Restrictions This image may only be used with reports of this research 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.