1CY Lesser Black-backed Gull Green 1P with replaced coverts – 20150905

First-calendar year Lesser Black-backed Gull Larus fuscus graellsii (Dutch intergrade) with Dutch ring Green 1P, showing an unusual number of replaced median and greater coverts. Noordwijk, the Netherlands, 5 September 2015.

G-NP-20150805-1a

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