伴侣识别信号中的种内变化的行为后果
Maximilian Steurer1, Joachim Ruther1, Tamara Pokorny1
1Institute of Zoology, University of Regensburg, Universitätsstrasse 31, 93053 Regensburg, Germany.
Proceedings. Biological sciences
|March 6, 2024
概括
昆虫激素,或皮质碳化合物 (CHCs),是伴侣识别的关键. 这项研究表明,雄性黄蜂可以容忍CHC变异,但更喜欢与自身相似的配置,平衡识别与自然变异性.
科学领域:
- 化学生态化学生态学
- 动物行为 动物行为
- 昆虫生物学 昆虫生物学
背景情况:
- 性繁殖依赖于精确的伴侣识别,通常通过诸如皮质碳化合物 (CHC) 等化学线索进行调解.
- 在CHCs的物种内变异性可能会使性繁殖动物中可靠的伴侣识别变得复杂.
- 在许多物种中,CHC变异性对伴侣识别的影响仍然不太清楚.
研究的目的:
- 为了研究皮质碳化合物 (CHC) 变异性对寄生虫黄蜂的雄性寻找伴侣行为的影响.
- 为了确定雄性黄蜂是否能够区分不同的雌性CHC配置文件 (化型) 和雄性CHC配置文件.
- 了解CHC个人资料组成如何影响伴侣偏好和认可.
主要方法:
- 在具有明显雌性化学型的寄生虫黄蜂种群中分析皮质碳化合物 (CHC) 档案.
- 行为测试 (无选择和选择测试) 来评估男性对不同女性CHC配置文件和混合物的反应.
- 基于CHC概况相似性的男性偏好层次的量化.
主要成果:
- 男人清楚地区分女性和男性的CHC配置文件,但没有区分女性化类型.
- 在选择试验中,女性化类型出现了明显的偏好层次,与男性CHC相似的个人资料是最有吸引力的.
- 雌性CHC混合物具有吸引力,但雌性-雄性CHC混合物降低了雄性反应,表明对完整配置文件的评估.
结论:
- 男性寄生虫黄蜂表现出对CHC概况的细微评估,严格对待不受欢迎的特征,同时耐受自然变异.
- 这种耐受性允许可靠的伴侣识别,尽管在人群中固有的CHC变异性.
- 这些发现使精确的伴侣识别的需要与昆虫激素中自然化学变异的普遍性相协调.
关键词:
塔奇纳巴格斯 (Tachinaephagus zealandicus) 是一种在西兰的植物.皮质的碳化合物 皮质的碳化合物伴侣偏好 伴侣偏好寄生虫黄蜂是一种寄生虫黄蜂.性爱费洛蒙是一种性爱费洛蒙.变化的变化变化变化.更多相关视频
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