在橄巴中形成新群体的社会模式
Jacob A Feder1,2, Shirley C Strum3,4, Joan B Silk1,2
1School of Human Evolution and Social Change, Tempe, Arizona, United States of America.
PloS one
|October 22, 2025
概括
新的橄巴 (Papio anubis) 群体由于社会动态而形成. 女性的社会纽带和对特定男性的亲和力推动了分裂过程,影响了群体的稳定性.
科学领域:
- 灵长类动物学 灵长类动物学
- 行为生态学 行为生态学
- 社会进化社会进化
背景情况:
- 群体生活的动物面临着可能导致群体分裂的社会和生态压力.
- 了解群体形成和稳定的驱动因素在行为生态学中至关重要.
研究的目的:
- 描述新橄群组形成期间的人口和社会行为变化.
- 研究社会因素在灵长类群体分裂中的作用.
主要方法:
- 在肯尼亚的Laikipia,对橄 (Papio anubis) 的观察研究.
- 在群体分裂过程中分析社会相互作用 (修饰,侵略) 和人口结构变化.
- 追踪个人移动和社会联系.
主要成果:
- 群体形成是由雄性转移和随后的相关雌性分散开始的.
- 女人对女人的修饰预测了新组内的长期关联.
- 在雌性分散过程中出现了高度的侵略性,但没有观察到被驱逐的雌性.
- 跨群体的理,特别是混合性别的理,仍然很高,表明群体界限模糊.
结论:
- 灵长类群体分裂是由复杂的社会因素驱动的,包括女性与女性的联系和女性对特定男性的亲和力.
- 社会关系,特别是女性对女性的照顾,是未来群体稳定的关键指标.
- 新群体的形成可能涉及流动的社会动态和临时模糊的群体界限.
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