在亲社会合作繁殖灵长类动物 (Callithrix jacchus) 中的神经发育时间和社会认知发展
Paola Cerrito1,2, Eduardo Gascon3, Angela C Roberts4
1Department of Evolutionary Anthropology, University of Zurich, Zürich, Switzerland.
Science advances
|October 30, 2024
概括
松鼠的合作繁殖塑造了大脑发育,社会大脑区域在长时间内成熟. 这种时间与行为里程碑相一致,为人类社会认知演变提供了洞察力.
科学领域:
- 神经科学是一个神经科学.
- 发展生物学 发展生物学
- 灵长类动物学 灵长类动物学
背景情况:
- 灵长类动物的大脑发育受到关键时期输入的影响.
- 与独立育种者不同,合作育种者涉及婴儿与多个照顾者互动.
研究的目的:
- 将共同繁殖的普通大黄蜂的神经发育时间映射到行为里程碑上.
- 了解社会互动如何塑造合作繁殖者的大脑发育.
主要方法:
- 结合行为观察,神经成像 (解剖学和功能) 和神经追踪实验.
- 研究了大黄蜂大脑发育中的结构功能关系.
主要成果:
- 观察同物种的关键大脑区域以延长轨迹的集群发展.
- 这些领域在婴儿护理人员谈判期间有所区分.
- 这些社会大脑区域的连接性并不比其他大脑区域更强.
结论:
- 松鼠社会大脑区域的发育时间与社会和行为里程碑相关.
- 社会大脑的发展延伸到成年期,类似于人类.
- 研究结果表明,合作繁殖对社会认知技能至关重要,并对人类社会认知进化产生影响.
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