red-breasted merganser, Mergus serrator
['great grey owl, great gray owl, Strix nebulosa', 'hard disc, hard disk, fixed disk', 'hip, rose hip, rosehip', "plunger, plumber's helper", 'ant, emmet, pismire', 'muzzle', 'hippopotamus, hippo, river horse, Hippopotamus amphibius']