If you buy something from a link, Vox Media may earn a commission. See our ethics statement. Butterfly pea flower will give you the blues. “Suppose I were to begin by saying that I had fallen in love ...

The morpho butterfly appears blue but it isn't actually. It looks blue not because of pigment but because of some very fancy scales on its wings. in the animal kingdom. Oh, also, the morpho butterfly ...

A selective mating experiment by a curious butterfly breeder has led scientists to a deeper understanding of how butterfly wing color is created and evolves. A selective mating experiment by a curious ...

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