Grey-headed Gull
10,000 Birds
AUGUST 6, 2011
The ABA is still considering its response to the gull and its provenance, but more to the point, Jochen has called its pedigree into question by asserting that it is a Ring-billed Gull x Black-headed Gull hybrid. With my tuppence, I would like to put forward that this is a Grey-headed Gull.
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