great grey owl, great gray owl, Strix nebulosa
['acorn', 'great white shark, white shark, man-eater, man-eating shark, Carcharodon carcharias', 'peacock', 'grey fox, gray fox, Urocyon cinereoargenteus', 'porcupine, hedgehog', 'hammerhead, hammerhead shark', 'robin, American robin, Turdus migratorius']