Hooded Merganser (ctofcsco) Tags: usa canon eos is duck colorado unitedstates bokeh mark 4 ducks waterbird 300mm explore telephoto 1d co northamerica l usm iv f28 ef 28l eos1d mark4 f28l ducklike canonef300mmf28lisusm 1div ef300mm eos1dmarkiv allofnatureswildlifelevel1 allofnatureswildlifelevel2 allofnatureswildlifelevel3 allofnatureswildlifelevel4 allofnatureswildlifelevel5 allofnatureswildlifelevel8 allofnatureswildlifelevel6 allofnatureswildlifelevel7