Photo 6520:
Yellow-legged Gull michahellis sub-adult,
September 30
2001, Dannes, France (50.43N,01.37E).
Primary P7
fully grown and P8 at the length of p6. Note the diffuse bill-band and the pale
yellow base of the bill. Nonetheless, the tips of the fresh primaries are large,
not unlike in adults.
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