American Herring Gull (smithsonianus)(last update: October 30, 2015) |
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American Herring Gull (smithsonianus) adult, February 21 2015, Brownsville landfill, TX. Picture: Martin Reid.Considered adult plumage (only tiny black on outermost greater primary covert) showing some black on bill in winter. Saturated pink legs. Black on outerweb of P4. |