Cyprinodon scale-eater males in the wild. These unique, scale-eating pupfish are endemic to San Salvador Island, Bahamas. This image relates to a paper that appeared in Jan. 11, 2013, issue of Science, published by AAAS. The paper, by Drs. Christopher H. Martin and Peter C. Wainwright at University of California, Davis in Davis, CA, was titled, "Multiple Fitness Peaks on the Adaptive Landscape Drive Adaptive Radiation in the Wild."