我听起来很生病吗? 自然感染的青中的条件依赖性广告信号
Trina L Chou1,2, Sarah A R Schrock3, Mark Q Wilber3
1Department of Ecology & Evolutionary Biology University of Tennessee Knoxville Tennessee USA.
Ecology and evolution
|October 20, 2025
概括
两动物感染Batrachochytrium dendrobatidis (Bd) 对男性春季视电话的影响很小. 然而,感染影响了基于男性身体状况的通话时间,可能会影响性选择.
科学领域:
- 动物行为 动物行为
- 疾病生态学 疾病生态学
- 进化生物学 进化生物学
背景情况:
- 雄性青使用广告呼叫来获得繁殖成功,而呼叫传达了个体质量.
- 疾病和感染可能会影响呼叫行为,但机制和影响尚未完全理解.
- 了解感染对信号产生的影响对于推断进化后果至关重要.
研究的目的:
- 为了调查巴特拉科希特树 (Batrachochytrium dendrobatidis,Bd) 感染对男性春季眼 (Pseudacris crucifer) 的广告呼叫行为的影响.
- 为了确定感染状态是否反映在动态呼叫特征中,可能会影响雌性伴侣选择.
- 探索感染负载,身体状况和特定呼叫特征之间的关系.
主要方法:
- 研究了春 (Pseudacris crucifer),以评估Batrachochytrium dendrobatidis (Bd) 感染对男性广告呼叫的影响.
- 分析了与感染负载相关的呼叫率,主导频率和呼叫持续时间.
- 研究了身体状况如何缓和感染对呼叫行为的影响.
主要成果:
- 总的来说,Bd感染对男性春季探者呼叫行为的影响很小,对呼叫率或主导频率没有重大影响.
- Bd感染对呼叫持续时间表现出身体状况依赖的影响,这种特征在个体内具有中间变化.
- 身体状况较好的男性随着感染的增加显示出更长的通话时间,而身体状况较差的男性则显示出更短的通话时间.
结论:
- 一些感染的雄性表现出行为耐受性,优先考虑当前的生殖力度 (呼叫) 而不是疾病抵抗力.
- 对于有吸引力的电话的性选择可能无意中选择具有更高感染负载的男性.
- 研究结果表明,两动物群体中疾病,行为和性选择之间存在复杂的相互作用.
关键词:
巴特拉科希特 (Batrachochytrium dendrobatidis) (Bd) 是一种类型的植物.声学通信是一种声学通信.行为宽容 行为宽容身体状况 身体状况感染介导的信号传递.春天的视者 春天的视者更多相关视频
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