flatworm, platyhelminth
['nail', 'hen-of-the-woods, hen of the woods, Polyporus frondosus, Grifola frondosa', 'tiger shark, Galeocerdo cuvieri', 'ant, emmet, pismire', 'stinkhorn, carrion fungus', 'ringneck snake, ring-necked snake, ring snake', 'hammerhead, hammerhead shark']