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在流联游泳者群体中,将空间模式映射到能量效益中
Sina Heydari1, Haotian Hang1, Eva Kanso1,2
1Department of Aerospace and Mechanical Engineering, University of Southern California, Los Angeles, United States.
eLife
|December 19, 2024
概括
动物群体在液体中的运动可以节省能源. 这项研究揭示了鱼类构成,如并排或直线安排,如何分配能量成本和收益,影响群体凝聚力和合作行为.
科学领域:
- 流体动力学 流体动力学
- 生物力学 生物力学
- 动物行为 动物行为
背景情况:
- 通过流体协调动物的移动往往可以降低个体的移动成本.
- 动物群体的空间模式与个体能量效益之间的关系尚未完全理解.
研究的目的:
- 研究鱼群中的凝聚性构成的能量效益和空间动态.
- 了解流量合如何影响不同群体安排中的个体的移动成本.
主要方法:
- 模拟鱼类作为双重和更大的群体形式的翻动片.
- 分析流量合和能量分配在并排和直线的安排.
- 开发诊断工具以确定水力动力学效益区.
主要成果:
- 侧面形成使能源成本相等,有利于在相位游泳者,但不是反相位游泳者.
- 在线训练为后排游泳者提供了至关重要的群体规模的好处,超出这个尺寸后,凝聚力和好处就会消失.
- 在游泳者之后,确定了提供水力动力学优势的特定位置.
结论:
- 流体物理学规定了动物群体内的能量节约和损失.
- 空间安排和翻动同步极大地影响出行成本和群体凝聚力.
- 研究结果将水力动力资源与社会行为 (如合作和资源竞争) 联系起来.
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