铁爪鹀 Calcarius lapponicus (Lapland longspur) 麦氏铁爪鹀 Calcarius mccownii (McCown's longspur) 栗领铁爪鹀 Calcarius ornatus (chestnut-collared lon...
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Calcarius lapponicus Lapland Longspur
芦鹀 芦鹀 Emberiza schoeniclus Reed Bunting 铁爪鹀 铁爪鹀 Calcarius lapponicus Lapland Longspur 雪鹀 雪鹀 Plectrophenax nivalis Snow Bunting ..
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