In bird wings, a lot of the color variations do happen because of an almost thread like crossing of different layers.

在鸟类的翅膀中，由于不同层之间有点像是线状交叉，所以会发生很多颜色变化。

A very common snail, it comes in all kinds of color variations, ranging from pale yellow to dark brown.

一种非常常见的蜗牛， 它有各种颜色变化，从淡黄色到深棕色。

We're really good at detecting sharp contrasts, like the edges of objects, but our perceptual system isn't so hot with subtle color variations.

我们真的很擅长检测鲜明的对比，比如物体的边缘，但我们的感知系统对细微的颜色变化并不敏感。

They analyzed color variation data from 2002 to 2022 and then used climate change models to simulate what would happen to the oceans both with additional planet-heating pollution and without.

他们分析了2002年至2022年的海洋颜色变化数据，然后使用气候变化模型来模拟海洋在有温室气体污染和没有污染的情况下会发生什么。