Western pygmy rattlesnake (IMAGE) Clemson University Caption A Western pygmy rattlesnake eats a frog. Credit Kyle Hutchison Usage Restrictions Image may be used only with appropriate credit to Kyle Hutchison. 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.