Slaty-backed Gull (schistisagus) / オオセグロカモメ / 큰재갈매기(last update: December 2015) |
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Slaty-backed Gull (schistisagus) adult, October 02 2007, Isohama, Tsuri-shihama, Japan. Picture: Shigenobu Aizawa.Please visit Aizawa's Blog for many more pictures! Last stage of complete moult, with P7 fully grown, P8-P10 growing. Note white tongue tips on primaries. Amber iris, pink orbital ring. |