ptarmigan
['porcupine, hedgehog', 'Dungeness crab, Cancer magister', 'ski', 'lycaenid, lycaenid butterfly', 'loggerhead, loggerhead turtle, Caretta caretta', 'breakwater, groin, groyne, mole, bulwark, seawall, jetty', 'robin, American robin, Turdus migratorius']