Black-headed Gull ~ Ad. S ~ Foots Cray, KentBlack-headed Gull ~ Ad. S ~ Brownsea Island, DorsetBlack-headed Gull ~ Ad. S ~ Dungeness, KentBlack-headed Gull ~ Ad. S ~ Rye Harbour, East SussexBlack-headed Gull ~ Ad. S ~  Dungeness, KentBlack-headed Gull ~ Ad. S ~  Dungeness, Kent