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总结
科研人员在西伯利亚永久冻土中发现一只约1.44万年前死亡的冰河时期狼崽，其胃内容物保存完整。研究团队从其“最后一餐”的残骸中提取到披毛犀组织的古DNA并进行基因组测序，比对既有样本后认为当时东北亚披毛犀的种群分化与地理分布可能比此前认识更复杂，从而为其晚更新世末期灭绝时间、种群衰退路径及环境变化影响提供新的证据线索，同时也有助于还原冰河时期食物网与生态关系。
正文
Wolf's dinner preserved in Siberia for 14,400 years sheds light on woolly rhino The Guardian DNA from wolf pup's last meal reveals new facts about woolly rhino's extinction The Conversation Cardiff University scientists study woolly rhino DNA found inside Ice Age wolf BBC An Ancient Wolf Cub's Last Meal Just Rewrote The Woolly Rhino Extinction Story ScienceAlert Scientists sequence a woolly rhino genome from a 14,400-year-old wolf's stomach Ars Technica
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