高温和低温对虫幼虫挖坑行为的节奏模式的影响
Priyanka Chakradhari1, Bhupendra Kumar Sahu1,2, Atanu Kumar Pati1,3,4,5
1School of Studies in Life Science, Pandit Ravishankar Shukla University, Raipur, India.
Chronobiology international
|January 15, 2024
概括
幼虫在挖坑时表现出24小时的节奏,但极端的温度会破坏这种模式. 虽然坑道建设仍在继续,但时间和总施工时间受到热条件的显著影响.
科学领域:
- 昆虫的行为昆虫的行为
- 时间生物学 时间生物学
- 环境生理学环境生理学
背景情况:
- 温度是影响昆虫生存,生长和发育的关键因素.
- 幼虫表现出复杂的行为,包括坑,这可能取决于温度.
- 了解昆虫的昼夜节律对于预测它们的生态作用和对气候变化的反应至关重要.
研究的目的:
- 为了研究不同温度条件 (高,低和室温) 对24小时节奏的Antlion洞建设行为的影响.
- 分析温度对两个关键变量的影响:开始坑重建的时间滞后 (TLIPR) 和坑重建的总时间 (TTPC).
- 为了确定昼夜节律对热应激的敏感性.
主要方法:
- 在受控的高温 (37°C),低温 (17°C) 和室温 (25.9°C) 条件下,对虫幼虫挖坑活动进行了监测.
- 在连续三天内,每天在四个同等距离的时间点记录TLIPR和TTPC.
- 单一的Cosinor心律计被用于分析24小时节律,单向ANOVA评估温度影响.
主要成果:
- 在所有温度条件下观察到TLIPR具有显著的24小时节奏.
- 在TTPC中,24小时节奏在高温和低温下被废除.
- 温度显著影响了TLIPR和TTPC,包括它们的 mesor和TTPC的振幅,但并没有导致坑道建设的完全停止.
结论:
- 羊的挖坑行为表现出24小时的节奏,但这种节奏受到极端温度的不同影响.
- 坑道建设总时间 (TTPC) 的节奏模式比坑道重建启动时间滞后 (TLIPR) 的节奏更敏感于热状态.
- 虽然热条件会影响子坑的形成,但它们并不能完全消除这种行为,这表明某种程度的热耐受性或行为可塑性.
相关概念视频
Responses to Heat and Cold Stress
13.5K
Every organism has an optimum temperature range within which healthy growth and physiological functioning can occur. At the ends of this range, there will be a minimum and maximum temperature that interrupt biological processes.
13.5K
Requirements for Human Life
8.2K
The Earth and its atmosphere have provided humans with air, water, and food, but these are not the only requirements for survival. Humans also require a specific range of temperature and pressure that the Earth and its atmosphere provides.
Oxygen
Atmospheric air is only about 20 percent oxygen, but that oxygen is a key component of the chemical reactions that keep the body alive, including the reactions that produce ATP. Brain cells are susceptible to a lack of oxygen because they require a...
Oxygen
Atmospheric air is only about 20 percent oxygen, but that oxygen is a key component of the chemical reactions that keep the body alive, including the reactions that produce ATP. Brain cells are susceptible to a lack of oxygen because they require a...
8.2K


