Hybrid Gulls

Hybrid Gulls

Black-headed Gull Larus ridibundus x ?? the narrow bill and long neck
may suggest Slender-billed Gull Larus genei being the other parent of
this first summer gull.

21051986 2cy Oostvoorne, The Netherlands c Norman Deans van Swelm

21051986 2cy Oostvoorne, The Netherlands c Norman Deans van Swelm
21051986 2cy Oostvoorne, The Netherlands c Norman Deans van Swelm
21051986 2cy Oostvoorne, The Netherlands c Norman Deans van Swelm
21051986 2cy Oostvoorne, The Netherlands c Norman Deans van Swelm