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研究:阿拉斯加主要海鳥崖海鴉 因氣候變遷少數百萬隻值得注意的是,崖海鴉數量幾乎沒有回升跡象,這代表食物網的長期變化使生態系統陷入令人擔憂的新平衡。 研究報告的主要作者雷納(Heather Renner ...
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