Gulls in NW Europe
(last update: September 25, 2011
Herring Gull 3cy, January 16 2013, Katwijk, the Netherlands.
Typical 2nd gen pattern on inner primaries and secondaries.
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Herring Gull 3cy, January 16 2013, Katwijk, the Netherlands.Typical 2nd gen pattern on inner primaries and secondaries.
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