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在伪装鱼的模式匹配的动态
Theodosia Woo1, Xitong Liang1,2, Dominic A Evans1
1Max Planck Institute for Brain Research, Frankfurt, Germany.
Nature
|June 28, 2023
概括
乌的伪装并非刻板的;它们的皮肤图案是高维的和灵活的,与白化反应中看到的直接运动不同.
科学领域:
- 海洋生物学
- 动物的行为
- 神经科学
背景情况:
- 头足动物利用伪装来躲避捕食者,依靠视觉处理和皮肤染色体控制.
- 之前的研究表明的伪装模式是低维的,
研究的目的:
- 调查鱼在伪装过程中的皮肤模式变化的维度和刻板印象.
- 在伪装过程中量化分析皮肤图案空间内的运动.
主要方法:
- 分析了成千上万种不同背景的鱼图像.
- 研究皮肤模式动态和染色体共变的定量方法.
- 伪装模式与白化反应的比较.
主要成果:
- 在高维空间中存在的皮图案与以前的低维模型相矛盾.
- 伪装过程中的模式匹配不是刻板的,涉及变速的曲路径.
- 皮肤染色体可以被分为灵活的组件,即使是相同的模式,其身份也会有所不同.
结论:
- 而不是一个简单的刻板印象的过程.
- 伪装模式的实施表明了显著的灵活性和缺乏严格的刻板印象.
- 伪装运动与白化过程中观察到的直接,快速运动形成鲜明对比.
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