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首页> 外文期刊>Proceedings of the National Academy of Sciences of the United States of America >Patterns of kinship in groups of free-living sperm whales (Physeter macrocephalus) revealed by multiple molecular genetic analyses
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Patterns of kinship in groups of free-living sperm whales (Physeter macrocephalus) revealed by multiple molecular genetic analyses

机译:多种分子遗传学分析揭示了自由生活的抹香鲸(Physeter macrocephalus)组的亲属关系模式

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摘要

Mature female sperm whales (Physeter mac- rocephalus) live in socially cohesive groups of 10-30, which include immature animals of both sexes, and within which there is communal care of the young. We examined kinship in such groups using analyses of microsatellite DNA, mitochon- drial DNA sequence, and sex-linked markers on samples of sloughed skin collected noninvasively from animals in three groups off the coast of Ecuador. Social groups were defined through photographic identification of individuals.
机译:成熟的雌性抹香鲸(Physeter macrocephalus)生活在具有社会凝聚力的10至30个群体中,其中包括两性未成熟的动物,并且其中有年轻人的社区照顾。我们使用微卫星DNA,线粒体DNA序列和性连接标记对这些群体的亲属关系进行了分析,这些样品是从厄瓜多尔沿海三组动物的非侵入性采集的皮肤脱落的皮肤样品上得到的。通过对个人的照片识别来定义社会群体。

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