一项研究解决了150年来关于已灭绝巨型鹤身分之谜
Study solved a 150-year-old mystery into the identity of the extinct giant crane

原始链接: https://www.bournemouth.ac.uk/news/2026-10-28/study-has-solved-150-year-old-mystery-identity-extinct-giant-crane

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一项研究发现,已灭绝的“巨鹤”并非独立物种,而是与欧洲鹤为同一物种。古代雄鹤比现代鹤大得多,而古代雌鹤体型与现代雄鹤相近。缺乏DNA性别鉴定时,这种体型重叠让人误以为存在一个独特的巨鹤物种。人类影响可能选择性地偏好体型更小的鹤。
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