Ask an actual butterfly about its colorful attire, and things get a lot more complicated. The paper kite butterfly, native to Asia, is light yellow or off-white with an elaborate pattern of ...

When the butterfly ... evolved blue iridescence. “We haven’t tested this hypothesis yet but it’s plausible that simply altering this one gene is sufficient to produce this pattern again ...

With shades ranging from azure to cyan depending on which way the light hits it, the Xerces blue (Glaucopsyche xerces) is a beautiful butterfly. The tips of its wings, covered in soft down, are ...

Enter the Blue Morpho butterfly: a species with unique qualities ... Instead its color comes from structural patterns—tiny patterns of microscopic holes that reflect blue light to our eyes.