Thayer's Gull (thayeri)(last update: January 22, 2013) |
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Thayer's Gull 2nd cycle (3CY), February 24 2009, Parksville, Vancouver Island, BC. Picture: Guy Monty.Visit: Guy's Flickr site. Note 2nd generation primaries, pink base of bill and single grey-based feathers in scapular region. |