image: Nile perch are known to prey on cichlids, but they also outcompeted fish-eating cichlids. This material relates to a paper that appeared in the Nov. 27, 2015 issue of Science, published by AAAS. The paper, by M.D. McGee at University of California, Davis in Davis, CA, and colleagues was titled, "Evolutionary jaw innovation facilitated extinction in Lake Victoria cichlids." view more
Credit: Matthew McGee