backswimmer Definition

notonecta undulata, natatorious, water scorpion, water boatman, boat bug, water bug, butterfly stroke, hemipterous insect, hemipteran, natant, water flea, water spider, swim, frog kick, natator, true bug, water beetle, natantly, mantispid, hellgramite, snakefly, reduvid, neuropteron, insectan, lakeweed, heteropterous insect, machilid, leptiform, water travel, insectology, ant lion, web spinner, tongueless frog, watermanship, break water, swimmingness, insect, dolphin kick, setireme, dobsonfly, menobranch, congo snake, gnatworm, sciniph, didapper, assassin bug, fishmoth, leaf miner, homopter, homopteran, palpicorn, nepidae, front crawl, warble fly, mecopteran, lernean, bell animalcule, featherfoil, psocopterous insect, waterwort, human botfly, dipterous insect, formicate, psocid, batrachoid, ommateum, pricklefish, nursepond, proturan, velvet ant, water mold, wormil, water rat, army ant, entoproct, neuston, flesh fly, lampyrine, lepidopterous insect, rheophile, pseudopupa, pondfish, horsepond, japanese beetle, roseworm, thysanuran insect, bark louse, fish out, snakefish, robber fly, remiped, cephalosome, water snake, areolet, shieldtail, amphiuma, stable fly, water jump, infraorder, water monitor,