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总结
科学家在西伯利亚冻土中研究一只距今约14400年的木乃伊狼崽时，在其胃内发现仍未消化的长毛犀牛肉组织。研究团队从这些保存良好的软组织中提取古DNA，并据此完成长毛犀牛的基因组测序，为重建其晚期种群结构与适应特征提供新数据。结合年代与生态背景，这一发现被用来探讨长毛犀牛走向灭绝的时间线与潜在因素，也显示胃内容物等非骨骼来源可成为古基因组研究的重要材料。
正文
One of the last woolly rhinos to walk Earth was eaten by a wolf pup - and scientists have now sequenced its genome from the undigested meat Live Science What a Wolf Pup's Stomach Revealed About the Woolly Rhino's Extinction The New York Times In the stomach of a mummified wolf pup, scientists find DNA from a woolly rhinoceros NBC News Wolf's dinner preserved in Siberia for 14,400 years sheds light on woolly rhino The Guardian Cardiff University scientists study woolly rhino DNA found inside Ice Age wolf BBC
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