Across the animal kingdom, birds are some of the most colourful creatures of all. But how did all the amazingly coloured ...

Nearly all birds with bright red, orange, and yellow feathers or bills use a group of pigments called carotenoids to produce ...

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From the Carnival in Rio de Janeiro to the shoulders of pirates: parrots are synonymous with color for people across the world. In a new study, scientists uncover a 'switch' in the DNA of parrots that ...

From the Carnival in Rio de Janeiro to the shoulders of pirates: parrots are synonymous with colour for people across the ...

Remarkably, even though these two groups of birds produce their colourful displays using different types of pigments, scientists found they have evolved in similar ways. Arbore’s study looked at the ...

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给大家整理了一些国内中文版的可以直接使用的ChatGPT中文版镜像网站，各有优劣，我会在后面备注，大家可以根据自己的需求来。 什么是镜像网站？ 镜像网站是指将原始网站的内容复制并放置在另一服务器上的网站。这个概念通常应用于提供备用访问途径 ...

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The red cell distribution width (RDW) blood test measures how equal your red blood cells are in size. One of several tests included in a complete blood count (CBC), RDW is measured as a percentage.

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