基于个体的外寄生虫-小哺乳动物网络中的位置是否在雌雄宿主之间有所不同?
Boris R Krasnov1, Maxim V Vinarski2, Natalia P Korallo-Vinarskaya3
1Mitrani Department of Desert Ecology, Swiss Institute for Dryland Environmental and Energy Research, Jacob Blaustein Institutes for Desert Research, Ben-Gurion University of the Negev, Sede Boqer Campus, 84990, Beer-Sheva, Midreshet Ben-Gurion, Israel. krasnov@bgu.ac.il.
Parasitology research
|April 29, 2025
概括
雄性和雌性宿主在宿主-寄生虫网络中表现出不同的位置,影响网络特异性,特别是在宿主-跳相互作用中. 这些差异是由宿主和寄生虫生物学以及环境因素决定的.
科学领域:
- 生态生态学 生态生态学
- 寄生虫学的寄生虫学
- 网络分析 网络分析
背景情况:
- 宿主-寄生虫网络对于理解生态相互作用至关重要.
- 个体主机特征可以显著影响网络结构.
- 主体行为和生理学的基于性别的差异可能导致各种寄生虫负载和网络角色.
研究的目的:
- 为了研究对宿主寄生虫网络结构的性别特异性贡献.
- 为了确定宿主性别的差异是否会影响感染水平和网络角色.
- 评估基于性别的位置差异如何影响整体网络属性,如特异性.
主要方法:
- 从西西伯利亚和斯洛伐克东部的小哺乳动物中分析基于个体的宿主-寄生虫网络.
- 在雌性和雄性宿主之间比较宿主位置指数 (强度,嵌套等级,专业化,自向量中心性).
- 评价感染水平,宿主角色,网络嵌套性和性别和寄生虫种群 (跳,虫) 之间的网络特异性的差异.
主要成果:
- 在大多数宿主-寄生虫网络中,雌雄宿主表现出不同的位置,而不依赖于感染水平.
- 主机的性行为并没有显著改变网络角色的分配.
- 基于性别的位置差异影响了宿主-跳网络的网络特异性,但不是宿主-虫网络.
- 观察到的差异在宿主-寄生虫种群,宿主物种和地理区域之间有所不同.
结论:
- 宿主性别是塑造宿主-寄生虫网络中的个人位置的一个重要因素.
- 宿主性别对网络结构的影响取决于环境,根据寄生虫类型,宿主物种和环境而异.
- 了解性别介导的差异对于对宿主-寄生虫相互作用和网络生态学的全面了解至关重要.
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