beast vs sea creature

Other hyponyms of beast include pest, critter, creepy-crawly, darter, peeper, homeotherm, homoiotherm, homotherm, ectotherm, poikilotherm, range animal, varment, varmint, scavenger, work animal, domestic animal, domesticated animal, feeder, migrator, molter, moulter, pet, stayer, stunt, marine animal, marine creature, sea animal, female, male, adult, offspring, young, pureblood, purebred, thoroughbred, giant, survivor, mutant, herbivore, insectivore, acrodont, pleurodont, zooplankton, conceptus, embryo, fertilized egg, chordate, invertebrate, metazoan, omnivore, predator, predatory animal, prey, quarry, game, hexapod, biped, larva, racer, fictional animal, captive, mate, albino, spirit animal.