Plant Defenses Increase with Clipping (image) University of Illinois at Urbana-Champaign Share Print E-Mail Caption Like a Hydra, some plants grow bigger and boost their chemical defenses after being clipped. Credit Illustration by Julie McMahon Usage Restrictions Image may be used to accompany stories about the research. Credit required: Illustration by Julie McMahon 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.