Prey-Predator System (IMAGE) American Institute of Physics Caption This image shows the evolution of a prey (blue line) and predator (green line) system in three parameter regimes: from the low extinction risk in Regime 1 to the high extinction risk in Regime 3. Credit M. Bruna/University of Oxford Usage Restrictions This image may be used only with appropriate caption and credit. 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.