早期的父亲关系预测了野生的成年雌性生存率
David A W A M Jansen1,2, J Kinyua Warutere3, Jenny Tung4,5,6,7,8,9
1Department of Biological Sciences, University of Notre Dame, Notre Dame, IN, USA.
bioRxiv : the preprint server for biology
|February 3, 2025
概括
在中,更强的父女纽带,即使有微妙的父亲照顾,也会显著增加雌性后代的寿命. 这些关系提高了成年人预期寿命,突出了早期父亲投资的重要性.
科学领域:
- 行为生态学 行为生态学
- 灵长类的社会行为
- 进化生物学 进化生物学
背景情况:
- 父母和子女之间的互动对子女的发育和成年人的健康状况有深远的影响.
- 在许多哺乳动物物种中,父亲提供了微妙或间接的照顾,然而,他们与后代的社会关系可能仍然会影响后来的生活.
研究的目的:
- 为了研究父关系对后代存活的长期影响,在一个有限的直接父关怀的物种.
- 为了确定父子社会纽带是否影响雌性的成年寿命.
主要方法:
- 研究了一种具有良好的特征的种群,与最少的直接父亲照顾.
- 对未成年女性来说,量化了父亲关系的强度和同居时间.
- 与成年女性寿命相关的父亲关系指标.
主要成果:
- 具有较强的父亲关系或与父亲长期共同居住的青少年女性在成年后的寿命长达2-4年.
- 这种生存益处在不同程度的早期逆境中是一致的.
- 父亲关系的强度与父亲的确定性和男性交配机会有关.
结论:
- 通过社会联系,细微的,间接的父亲投资可以显著提高灵长类动物的后代存活率.
- 父女关系可能是由男性交配策略和父权保证所塑造的.
- 父亲和女儿之间的长期社会参与可能在进化上受到青,因为它对女性健康的影响.
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