Hessian Fly Larvae (IMAGE) Purdue University Caption Hessian fly larvae that have consumed snowdrop lectin with an artificial diet (left) are less developed than those given a control diet (right). Credit Photos provided by Richard Shukle 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.