海蛞蝓（裸鳃亚目动物）
作者： David Liittschwager 来源：http://www.ngpod.cn 《国家地理》杂志壁纸
No bigger than a quarter, a Glaucus nudibranch preys on toxic Portuguese men-of-war, appropriating their stinging cells for its own defense. Camouflaged in blue and silver, this sea slug was caught off Hawaii but drifts in mild waters worldwide.
