Karine Aigner / Portrait of a Fox sparrow (Passerella iliaca) with white background, Block island, Rhode Island, USA. Bird caught during scientific research.
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Markus Varesvuo / Fox Sparrow (Passerella iliaca) Uto, Finland, December
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Jussi Murtosaari / Fox Sparrow (Passerella iliaca) in snow, southwest Finland, February.
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Gerrit Vyn / Fox Sparrow (Passerella / Zonotrichia iliaca) of the "Red" subspecies zaboria, perched, Seward Peninsula, Alaska, USA, May.
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Gerrit Vyn / Fox Sparrow (Passerella / Zonotrichia iliaca) of the "Red" subspecies zaboria, perched, singing, Seward Peninsula, Alaska, USA, May.