5CY Herring Gull Green YBMD – 20170710
Monthly Archives: July 2017
(Presumed) Hybrid Lesser Black-backed Gull x Yellow-legged Gull Green YCMP – 2017
(Presumed) Hybrid Lesser Black-backed Gull x Yellow-legged Gull Green YCLD – 2017
1CY Lesser black-backed Gull Green YCKN – plumage development 2017
Presumed 4CY Herring Gull x Lesser Black-backed Gull – 20170604
Lesser Black-backed Gull Green YBDL with young YCMR and YCMS – 2017
Gulls to the Horizon 