| 2nd. winter kamchatka(
Common ) Gull Larus
canus kamtschatschensis
2nd. winter kamtschatschensis retain many characteristics of immature compared with canus. |
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 Shinobazuike-pond
Ueno Park Tokyo Japan, March 13th. 2001 |
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| Choshi Chiba Japan, January 6th. 2001 | |
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| Tamagawa-river Kawasaki Kanagawa Japan, March 16th 2001 | |
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