porcupine, hedgehog
['coil, spiral, volute, whorl, helix', 'chiton, coat-of-mail shell, sea cradle, polyplacophore', 'giant panda, panda, panda bear, coon bear, Ailuropoda melanoleuca', 'squirrel monkey, Saimiri sciureus', 'feather boa, boa', 'hen-of-the-woods, hen of the woods, Polyporus frondosus, Grifola frondosa', 'grey fox, gray fox, Urocyon cinereoargenteus']