Wasps and Caterpillars (image) University of Illinois at Urbana-Champaign Share Print E-Mail Caption Some microgastrine wasps and their caterpillar hosts. Credit Image courtesy of Jim Whitfield Usage Restrictions Photo may be used only with stories about the research described in the news release. Please credit: Image courtesy of Jim Whitfield. Share Print E-Mail 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.