Gray-hooded Gull adult, alternate plumage--6871
Gray-hooded Gull adult, alternate plumage--6871
Gray-hooded Gull first year, basic plumage--6830
Gray-hooded Gull first year, basic plumage--6830
Gray-hooded Gull, first year, bathing--6797
Gray-hooded Gull, first year, bathing--6797
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