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成人的存在并不能改善幼虫在叶脚虫的食挑战
Sam Zlotnik1,2, Christine W Miller2
1School of Natural Resources and Environment, University of Florida, 2035 McCarty Hall D, Gainesville, FL 32611, USA.
Royal Society open science
|August 4, 2023
概括
年轻的叶脚虫 (Leptoglossus zonatus) 与坚硬的坚果斗争,成人的存在并不能帮助它们食. 这凸显了植物防御如何限制草食动物的生存.
科学领域:
- 生态生态学 生态生态学
- 昆虫学 昆虫学是一门学科.
- 动物行为 动物行为
背景情况:
- 草食昆虫面临着来自植物结构防御的挑战,特别是具有发达不足的食形态的幼虫.
- 了解这些防御系统是如何限制青少年生存的,以及用来克服这些防御系统的策略至关重要.
研究的目的:
- 为了测试叶脚虫,Leptoglossus zonatus*的食促进假设.
- 为了确定成年虫是否通过克服植物结构防御来促进幼虫的食.
主要方法:
- 年轻的 *Leptoglossus zonatus* 与成年人或年轻同物种一起生长.
- 昆虫被食带有或没有贝的 pecans,以评估结构防御和成人的存在对生存的影响.
主要成果:
- 与没有贝的豆相比,当豆上贝时,未成年人的死亡率显著更高.
- 与假设相反,成年虫的存在并没有降低食贝的幼虫的死亡率.
结论:
- 成年 *Leptoglossus zonatus* 不能改善幼虫在遇到植物结构防御时所面临的食困难.
- 这项研究表明,宿主植物的防御可以限制一般性食草动物的生存,即使成年人也存在.
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