Slaty-backed Gull Larus schistisagus
2nd-winter Slaty-backed Gull L.schistisagus
Tamagawa-river Kawasaki Kanagawa Japan.
September 6th 2000
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2nd-winter Slaty-backed Gull 
L.schistisagus
Tamagawa-river Kawasaki
Kanagawa Japan.
September 26th 2000.

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QOOONXQU@
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Back juv.Slaty-backed Gull