子子对邻居远距离发声的行为反应
Natalia Maya Lastra1, Ariadna Rangel Negrín1, Pedro A D Dias1
1Primate Behavioral Ecology Lab, Instituto de Neuro-etología, Universidad Veracruzana, Xalapa, Mexico.
American journal of biological anthropology
|July 7, 2023
概括
叫子根据其领土的防御能力和食物的可用性来调整它们的运动. 较小,更容易防御的范围会引起对邻居呼叫的更强烈的反应,特别是在核心区域或食物稀缺时.
科学领域:
- 灵长类动物的行为
- 动物沟通 动物沟通
- 生态生态学 生态生态学
背景情况:
- 远距离的发声对于灵长类动物的社会动态和资源防御至关重要.
- 叫子 (Alouatta spp.) 是一个类型的子. 使用语音来调节群体之间的空间相互作用.
- 这些呼叫可能标志着领土边界和对重要粮食资源的防御.
研究的目的:
- 为了研究范围的防御能力,位置和食物的可用性如何影响子叫 (Alouatta palliata) 对邻居声音的行为反应.
- 为了测试响应是由家庭范围大小和资源分布的相互作用来调节的假设.
主要方法:
- 在墨西哥对两个子群体进行了13个月 (888小时) 的实地研究.
- 记录了178个发声和74个对邻居电话的运动反应.
- 在一个拥有92公家庭范围的群体和一个拥有24公家庭范围的群体之间比较了反应.
主要成果:
- 与语音反应不同,运动反应被范围防御能力,位置和食物可用性显著预测.
- 较小,更容易防御的家庭范围中的子表现出更强烈的运动反应.
- 在核心地区和粮食供应不足期间,反应更快,持续时间更长.
结论:
- 对邻居发声的行为反应与子子的家园范围防御能力有关.
- 领土防御的成本效益分析受到家庭范围大小和资源丰富 (空间和时间) 的影响.
- 这些发现突出了灵长类动物在动态环境中使用适应策略来管理资源和社会互动.
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