hammerhead, hammerhead shark
['breakwater, groin, groyne, mole, bulwark, seawall, jetty', 'goldfish, Carassius auratus', 'thunder snake, worm snake, Carphophis amoenus', 'hen-of-the-woods, hen of the woods, Polyporus frondosus, Grifola frondosa', 'little blue heron, Egretta caerulea', 'slide rule, slipstick', 'polecat, fitch, foulmart, foumart, Mustela putorius']