Woodrat (IMAGE) U.S. National Science Foundation Caption A woodrat in Utah's Great Basin is surrounded by toxic juniper leaves, which is much of its diet. Credit Denise Dearing, University of Utah Usage Restrictions None 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.