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Pls help I.D

HKBWS Bonnie

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1^# A A A Post at 25/09/2009 17:28 Show all

按照上週六的室內講座的教導 (由雷進宇先生講解的"鶯的辨認"), Dusky Warbler 的眉紋是眼前比眼後白, 而Radde's Warbler 是相反. 另外Radde's Warbler 的上體的褐色是帶點橄欖綠的. 根據這些資料...我覺得是Dusky Warbler.

請其他高手指教...

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