aphids 
 Insecta (Hexapoda) > Hemiptera > Aphididae  
 Photographer: John A. Weidhass, Virginia Polytechnic Institute and State University 
 Contact: Eric R. Day, Virginia Polytechnic Institute and State University 
 Descriptor: Infestation 
 Description: Aphids feed in colonies. They have plump, pear-shaped bodies and two tubes, or cornicles, which project like exhaust pipes from their abdomens. 
 Image Citation: 
 John A. Weidhass, Virginia Polytechnic Institute and State University, http://www.forestryimages.org 
 Image Use: 
 This image may be copied and used, in whole or in part, for any non-profit, educational purpose provided that all reproductions bear an appropriate credit. Any commercial or other use of the image requires the written permission of the photographer or contact organization, and Forestry Images.   |