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生物通
53 分钟
全球海底时空动物连通性研究:基于蛇尾纲(Ophiuroidea)基因组学的生物 ...
这项突破性研究通过分析覆盖全球海域的蛇尾纲 (Ophiuroidea)基因组DNA序列,首次系统揭示了海底生物群落的时空分布规律。令人惊讶的是,大陆架区域的动物群落表现出强烈的系统发育分化,尤其在温带和热带海域形成明显的地理隔离。与之形成鲜明对比的是,深海生态系统展现出惊人的全球连通性——大量温带深海物种在第四纪 (Quaternary)期间就已完成跨洋分布。
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