Lesser Black-backed Gull (graellsii & intermedius)(last update: May 17 2015) |
|
lbbg 1cy May lbbg 2cy January lbbg 3cy Jan-April lbbg sub-ad Jan-April lbbg adult January |
Lesser Black-backed Gull adult, March 30 2015, Leiden, the Netherlands.P1 new, contrasting with older P2 and adjacent inner primaries. |