red-breasted merganser, Mergus serrator
['hippopotamus, hippo, river horse, Hippopotamus amphibius', 'sandbar, sand bar', 'hen', 'swab, swob, mop', 'crayfish, crawfish, crawdad, crawdaddy', 'king crab, Alaska crab, Alaskan king crab, Alaska king crab, Paralithodes camtschatica', 'electric ray, crampfish, numbfish, torpedo']