Difference in body size (or sexual dimorphism) between males and females is common across the animal kingdom. One of the most extreme examples of sexual dimorphism is found in the cichlid fish species ...

Male cichlids that are constantly threatened by predators grow faster and postpone the full expression of conspicuous breeding coloration for longer. Thereby, the animals reduce their risk of becoming ...

The evolution of new traits with novel functions has always posed a challenge to evolutionary biology. Studying the color markings of cichlid fish, Swiss scientists were now able to show what ...

"16755"--Spine, v. 1; "16756"--Spine, v. 2. FISH copy v.1 has bookplate: Smithsonian Institution Libraries, Purchased from the Bruce Collette Endowment for the Fishes ...