Mew Gull Larus canus canus; heinei; kamtschatschensis; brachyrhynchus(last update: March 12, 2012) |
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Mew Gull canus adult E 164300, March 25 2004, IJmuiden, the Netherlands (52.27N 04.33E).A bird ringed in Belgium: E164300. Mew Gull has a partial moult in spring. It starts in February and is completed by April, leaving birds in so-called "adult summer" plumage. The head turns white, with a red orbital ring. The bill turns all yellow or yellowish-green. In summer, head, neck, tail and under-parts are completely white. The upper-parts are medium grey. The outer primaries are black with large white tips. The inner primaries and secondaries are pale grey with a white tip, creating a white trailing edge. The white crescents on the tertials are very broad. |