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Idea paper: Incorporating sexual differences in dispersal decision making into metapopulation theory
Ecological Research ( IF 1.7 ) Pub Date : 2020-05-28 , DOI: 10.1111/1440-1703.12119
Chun‐Chia Chou, Takefumi Nakazawa

Dispersal is crucial for both individual fitness and spatiotemporal population dynamics. In sexual organisms, females and males have different reproductive strategies and therefore have different reproductive demands (i.e., reproductive resources and mating partners, respectively), which leads to differences in dispersal decision making between sexes. Although many studies have described sexual differences in dispersal behavior, little is known about the consequences for spatiotemporal population dynamics because metapopulation theory has considered only either nonrandom dispersal in asexual systems or random dispersal in sexual systems. To fill the knowledge gap, we propose a modeling framework that incorporates nonrandom and sex‐specific dispersal into metapopulation theory. It allows us to ask how female‐biased (e.g., in mammals) or male‐biased (e.g., in birds) dispersal can influence persistence of sexual organisms.

中文翻译:

想法文件:在传播决策中将性别差异纳入新人群理论

分散对于个人适应度和时空种群动态都至关重要。在性生物中,雌性和雄性具有不同的生殖策略,因此具有不同的生殖需求(即分别为生殖资源和交配伙伴),这导致了性别之间的传播决策差异。尽管许多研究描述了性行为的性别差异,但对于时空种群动态的后果知之甚少,因为后代种群理论只考虑了无性系统中的非随机性传播或性系统中的随机性传播。为了填补知识空白,我们提出了一个建模框架,该模型框架将非随机性和特定性别的分散性纳入了种群统计理论。它可以让我们问女性偏见(例如,
更新日期:2020-07-28
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