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2cy Lesser Black-backed Gull/2kj Kleine Mantelmeeuw



Lesser Black-backed Gull - Kleine Mantelmeeuw - Larus fuscus

Lesser Black-backed Gull - Kleine Mantelmeeuw - Larus fuscus

Lesser Black-backed Gull - Kleine Mantelmeeuw - Larus fuscus

1: © Ruud Altenburg, 05-03-04. Kop van Jut; 2: © Ruud Altenburg, 10-04-04. Erasmusgracht; 3: © Ruud Altenburg, 17-04-04. Erasmusgracht, Amsterdam. Three early returning 2cy Lesser Black-backed Gulls. Notice the difference in scapular pattern and number of replaced juveniles wing coverts and tertials. Drie vroeg terugkerende 2kj Kleine Mantels. Let op het verschil in schouderveerpatroon en het aantal vervangen juveniele vleugeldekveren en tertials.


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