©
Keith V Pritchard: European Herring Gull - L.a. argenteus / L.a. argentatus likely intergrade - Nov - UK
©
Keith V Pritchard: European Herring Gull - L.a. argenteus / L.a. argentatus likely intergrade - Nov - UK
©
Keith V Pritchard: European Herring Gull - L.a. argenteus / L.a. argentatus likely intergrade - Nov - UK