American Herring Gull (smithsonianus)(last update: October 30, 2015) |
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American Herring Gull 1st cycle (1CY), December 11 2013, Stevenson compost, Tompkins Co, NY. Picture: Kevin McGowan.Visit Kevin's Picasa site! Moult in scapulars: US=100%, LS=1-25%, TOT SCAPS=50-75%. |