未来的气候变化可能会促进沼泽青的入侵吗? 一个整合性的热生理学研究
Pablo Padilla1,2, Anthony Herrel3,4, Mathieu Denoël5
1Laboratory of Ecology and Conservation of Amphibians (LECA), Freshwater and Oceanic science Unit of reSearch (FOCUS), University of Liège, Liège, Belgium. pablo.padilla@uliege.be.
Oecologia
|June 23, 2023
概括
侵袭性沼泽青具有广泛的耐热性,喜欢更高的温度,这表明它们可能会从气候变化中受益. 这种适应能力有助于它们在欧洲新息地成功入侵.
科学领域:
- 生态生态学 生态生态学
- 气候变化生物学 气候变化生物学
- 侵入性物种研究 侵入性物种研究
背景情况:
- 气候变化和入侵物种是生物多样性丧失的主要驱动因素.
- 侵袭性外热植物可能会在温暖的气候中壮成长,因为它们的耐热性和偏好.
- 了解热的影响对于预测侵袭性赤热菌传播至关重要.
研究的目的:
- 为了研究入侵性沼泽青的热耐受性和性能,Pelophylax ridibundus.
- 评估侵入性范围内的环境温度如何与物种的热量最佳水平保持一致.
- 为了确定气候变化是否可能促进沼泽青的入侵成功.
主要方法:
- 测量了沼泽青的临界热极限 (活动的最小和最大值).
- 确定了耐力和跳跃的首选体温和热性能曲线.
- 相关的青热生理与观察到的环境温度在他们的入侵范围.
主要成果:
- 沼泽青可以容忍广泛的体温,包括其水生和陆生环境的年度变化.
- 它们的首选温度和最佳性能温度超过平均环境温度.
- 该物种表现出广泛的耐热性和最佳的高温性能.
结论:
- 侵袭性沼泽青具有生理特征,可能会因气候变暖而增强.
- 广泛的热耐受性和高的热偏好表明可能会扩大活动周期和息地殖民.
- 这些因素可能有助于低估Pelophylax ridibundus在西欧的入侵潜力和成功.
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