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Taiga Bean Goose

Anser fabalis (Latham, 1787)

豆雁
© Rick


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author: Rick
location:
date: 2018-03-14
equipment:


comments:
2018-07-13. 梁勇新疆北山羊:

豆雁还是短嘴豆雁、灰雁特征不明显,很难确定是什么?



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