cichlids, flatfishes, gobies, damselfish, amphipods, crinoids, ostracods, platypuses, pipefish, lampreys, jawless fish, killifish, ruffe, sculpins, placoderms, flatworms, silversides, nematode worm, limpets, diatoms, rotifer, tunicates, carcharhinus, ragworm, chitons, fiddler crab, mosquitofish, teleost fish, ptarmigans, toadfish, drosophila, blennies, surgeonfish, peromyscus, annelids, sea anemone, bryozoans, planaria, plesiosaurs, echidnas, elvers, phalaropes, godwits, monotremes, cavefish, gastropod, subadult, fulmars, swordtails, meadow vole, ocean sunfish, comb jelly, metazoans, zooplankton, stegosaurs, auks, charr, mammals, copulatory, intraspecific, isopods, planktonic, eiders, goldeneyes, brachiopod, cohos, alewives, pteropods, xenopus, scutes, quagga, prairie vole, oviducts, tomcod, chimaeras, eyespots, planarian, turnstones, chironomid, ciliates, conodonts, baleen whale, loaches, springtails, crayfish, molluscs, snailfish, pinnipeds, lungfish, butterflyfish, insectivore, prokaryotes, shovelnose, salamanders, species, trilobites, teleost, protist, organisms, otters, protozoan, anglerfish, tortoises, catfish, turtles, birds, eels, fish, foxes, kangaroos, moose, mussels, voles, amphibians, bats, blackbirds, copepods, crabs, elk, hares

family gasterosteidae, gasterosteidae