Yellow-legged
Gull michahellis adult, November 01 2002, Westkapelle, the
Netherlands (51.33N,03.25E).
Compare the grey tone of the upper-parts of
this adult with the grey tone of argenteus (left) and the grey tone of argentatus
(right). As is commonly shown in adult michahellis, the primary moult is
completed by October. Note the red orbital ring. In the background: Lesser
Black-backed Gulls.
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