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Satellite Tracking study of duck wintering in HK 衛星追縱港渡冬野鴨

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原帖由 puppymic 於 4/02/2009 22:40 發表


我同你既諗法一樣,覺得D鴨好慘,無端端要揹住咁大條天線,佢地真係好可憐

[ Last edited by puppymic at 4/02/2009 22:43 ]
貼個追蹤器係身,增加了重量!鴨又不夠黑仔咁大隻,我諗唔多唔小會影響佢地的飛行距離,可能會降低找吃能力。

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