| Second
winter Thayer's Gull Larus thayeri
Choshi Chiba Japan, February 14th 2002. Photos by O.Ujihara |
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| Note the uniform, grey-brown washes on the head and underparts. |
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| The small rounded head, short legs and small bill are quite typical for Thayer's Gull. |
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| Its primaries are grayish brown, not blackish. |
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