Animal Abstract (IMAGE) IOP Publishing Caption Predator (blue cross) and prey (red dots) on a square lattice. Credit J. Phys. A: Math. Theor. 49 225601. 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.