Three species of grasshoppers (IMAGE) University of Würzburg Caption Three grasshopper species whose feeding behaviour was studied (from left): the Gravel Grasshopper, the Green Mountain Grasshopper feeding on a species of bedstraw, and the Wart-biter, which also occurs in Lower Franconia. (Photos: Credit Sebastian Koenig / University of Wuerzburg Usage Restrictions none License Original 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.