#Parallel evolution in three-spined sticklebacks
“#Parallel evolution in three-spined sticklebacks” The three-spined stickleback (Gasterosteus aculeatus), a thumb-sized fish distributed across the Northern hemisphere, is a textbook model species in evolutionary biology. Credit: Petri Kuokka A group of researchers from the University of Helsinki used novel and powerful methods to disentangle the patterns of parallel evolution of freshwater three-spined sticklebacks at…