Binge-Eating Fish (image) Harvard Medical School Share Print E-Mail Caption Blind cavefish have evolved to be starvation resistant, constantly hungry and fat but healthy. New research shows they share genetic mutations with some obese people. Credit Nicholas Rohner 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.