Black-tailed Gull Larus crassirostris
Second winter Black-tailed Gull

 
 
 
 

Tamagawa-river
Kawasaki Kanagawa 
Japan
August 20th 2002


 
 
 
 

Tamagawa-river
Kawasaki Kanagawa 
Japan
September 9th 2000


 
 

Second winter to 
summer
Sakawagawa-river
Odawara kanagawa
Japan
April 27th 2001

Adult winter 
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