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与尸体相关的气味引起了入侵性的回避
Thomas Wagner1, Tomer J Czaczkes1
1Animal Comparative Economics Laboratory, Faculty of Biology and Preclinical Medicine, University of Regensburg, Regensburg, Germany.
Pest management science
|December 2, 2023
概括
学会避免食物来源,闻起来像死,影响害虫控制. 这种尸体气味的关联可能解释了为什么一些有毒的诱会失败,这表明了侵入性管理的新策略.
科学领域:
- 生态生态学 生态生态学
- 行为生态学 行为生态学
- 虫害管理 虫害管理 虫害管理
背景情况:
- 像阿根廷 (Linepithema humile) 这样的入侵性是一个重大的全球挑战.
- 目前的害虫控制策略,特别是诱,往往表现出有限的成功,控制失败的理解很差.
- 了解的行为,特别是它们对嗅觉线索的反应,对于开发有效的管理策略至关重要.
研究的目的:
- 调查是否将食物气味与同类尸体的气味联系起来.
- 为了确定这种学会的关联是否导致避免食物来源.
- 探索这种行为对诱在害虫控制中的有效性的影响.
主要方法:
- 在Y迷宫里,们接触到有气味的尸体或人偶.
- 观察到的食行为是对有尸体相关气味的食物来源的反应.
- 双养器测试评估了当暴露于同类型的尸体气味时的养偏好.
主要成果:
- 绝大多数 (69%) 的都避开了与同类尸体有着异味的树枝.
- 殖民地在与尸体气味相关的食物来源中显示出减少的食活动 (42%).
- 当尸体来自消耗有毒物质的时,并没有避免与尸体相关的气味,在双试验中,它们也没有避免与同类尸体气味的食物来源.
结论:
- 同类型的尸体起到负面刺激的作用,可能导致避免有毒的诱.
- 通过添加气味和循环来修改诱可以破坏诱与尸体的关联,并改善控制.
- 虽然观察到避免食区域,但没有检测到整体食偏好的显著变化.
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