American Herring Gull (smithsonianus)(last update: October 30, 2015) |
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American Herring Gull (smithsonianus) 3CY, August 13 2013, Stratford, CT, USA. Picture: Donna Rae Henault Caporaso.Bird in active moult, moult stage P6/P10. Hardly any adult-like grey scapulars, bird still looking verey immature. |