Aerial Image of Bollworm Damage (IMAGE) Clemson University Caption Bollworms ate the green cotton bolls to spell out "Tigers" in this field. Credit Jeremy Greene, Clemson University Usage Restrictions Media use only 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.