纯褐鹱 Traditional form: 純褐鸌 Pinyin (reading): chúnhèhù Definitions: (bird species of China) Bulwer's petrel (Bulweria bulwerii) Characters: 纯 - pure, clean; simple, genuine 褐 - coarse wool; dull, brown 鹱 - waterfowl Traditional characters: 純 - pure, clean; simple, genuine 褐 - coarse wool; dull, brown