American Herring Gull (smithsonianus)(last update: October 12, 2011) |
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Vega Gull (vegae) 2nd cycle, December 27 2009 - January 04 2010, Choshi, Japan. Picture: Chris Gibbins.See Chris's BLOG. 2nd gen flight feathers. Limited partial autumn moult in wing-coverts and tertials, with single feathers replaced. Grey tone of fresh scaps darker than on smithsonianus. |