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There are many birds which are blue, but none of them have blue pigments [1]. It's a light-scattering effect. [1] https://blog.education.nationalgeographic.org
by cjensen 2y ago
There are many birds which are blue, but none of them have blue pigments [1]. It's a light-scattering effect.
[1] https://blog.education.nationalgeographic.org/2016/05/09/there-is-no-such-thing-as-a-blue-bird/ https://blog.education.nationalgeographic.org/2016/05/09/the...
- kayodelycaon 2y agoImportant bit from the article: When white light strikes a blue feather, the keratin pattern causes red and yellow wavelengths to cancel each other out, while blue wavelengths of light reinforce and amplify one another and reflect back to the beholder’s eye … [D]ifferent shapes and sizes of these air pockets and keratin make different shades of blue.”
- TinkersW 2y agoAll color is a light scattering effect.. this article makes zero sense to me..
- Myrmornis 2y agohttps://en.wikipedia.org/wiki/Structural_coloration https://en.wikipedia.org/wiki/Structural_coloration seems like a decent explanation.