Snake and Rat (image) University of California - Riverside Share Print E-Mail Caption What factors determine the success/failure of a strike or escape in predator-prey relationships? Credit Higham lab, UC Riverside. Usage Restrictions None 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.