Lesser Black-backed Gull (graellsii & intermedius)(last update: |
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lbbg 1cy May lbbg 2cy January lbbg 3cy Jan-April lbbg sub-ad Jan-April lbbg adult January |
L. f. intermedius J7ZT March 30 2008, Landfill VRSU de Colmenar Viejo, Madrid, Spain. Picture: Delfín González. Ringed 3cy intermedius at the end of the 2nd winter, ringed in S. Norway. Completely grey scapulars and brown barred coverts, except for feathers replaced in the partial autumn moult. Outer primaries 2nd gen, tail with much markings and bare part coloration immature. |