Fact World
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Fact World

The Wonderful World of Completely Random Facts — Issue 48

Why Blue Birds Aren’t Really Blue

Although they look blue, there is really no such thing as a blue bird. Birds get the color of their feathers from the food they eat. These foods contain pigments called carotenoids, but no bird can make the color blue from these pigments. The blue we see on birds results from how light waves interact with the…

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