Lesser Black-backed Gull (graellsii & intermedius)(last update: June 25, 2012) |
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lbbg 1cy May lbbg 2cy January lbbg 3cy Jan-April lbbg sub-ad Jan-April lbbg ad January |
Lesser Black-backed Gull sub-adult, June 18 2016, Katwijk, the Netherlands.Probably advanced looking 4CY, but 5CY may also be possible. P1 missing. |