Close Up Of An Elegant Mute Swan Bird On The Riveshore Feeding Grass

mute swan swans anatidae waterfowl family anatidae wildlife wild duck waterbird bird cygnus olor dabbling duck animal plumage species image cygnus grass feeding nature birds wing closeup olor elegant natural close up portrait grassy eating river feathers young white stream rivershore feed mute wild shore feather water green exotic background landscape banks winter brown