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羽毛同位素分析揭示欧洲记录的近 ctic 迁徙陆鸟迷鸟的起源之谜
鸟类迁徙一直是科学界备受关注的现象,其中迷鸟(vagrancy)的出现更是充满神秘色彩。为探究在欧洲出现的近 ctic 迁徙陆鸟迷鸟的来源,研究人员对 72 只鸟的羽毛进行氢同位素(δ2Hf)分析。结果发现其起源多样,该研究为了解鸟类迁徙及新区域殖民化提供了重要依据。
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