ptarmigan
['robin, American robin, Turdus migratorius', 'spiny lobster, langouste, rock lobster, crawfish, crayfish, sea crawfish', 'American coot, marsh hen, mud hen, water hen, Fulica americana', 'cliff, drop, drop-off', 'lynx, catamount', 'loggerhead, loggerhead turtle, Caretta caretta', 'gazelle']