Coordinators:
Keith Mueller
Amar Ayyash
Mars Muusse
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adult Jan
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Ring-billed Gull delawarensis 1st cycle (1CY), December 03 2010, Paradise Park, Sparks, Washoe Co, Nevada. Picture: Fugle.
See Fugle on Flickr.
First-year immature roosting with other gulls (Ring-bills, Californias, 1 Herring) at the edge of a large pond.
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delawarensis Ring-billed Gull