American Herring Gull (smithsonianus)(last update: October 30, 2015) |
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American Herring Gull (smithsonianus) 3rd cycle (3CY), October 31 2015, St John's - Newfoundland. Picture: Lancy Cheng.Last stage of complete moult: P7/P10. New blackish primaries with white tips. Overall, paler beige bird with only few adult-like grey feathers (no strong contrasts). |