Metallic colors in birds produced by structural coloration
The sparkling metallic colors of birds like this Mariqua sunbird (Cinnyris mariquensis) are produced by structural coloration, wherein crystal-like nanostructures manipulate light.
[Research supported by U.S. National Science Foundation grants IOS 2029538 and DEB 2112468.]
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Source: NSF Multimedia Gallery - Category: Science Source Type: video