As for how we humans perceive those brilliant butterfly colors, it depends. Some color we see is the insect's true pigment, and some is structural, or the way light reflects off a surface.

Butterflies that independently evolved the same wing patterns have also evolved similar eyes and brains which are fine-tuned ...

“Part of the magic of red and green is each amplifies the other because they sit on opposite sides of the color wheel, making them complementary colors,” Sawaya tells TODAY.com. Gold color meaning ...

It's hard to imagine a time when red and green weren't synonymous with Christmas, but they haven't always been the holiday's go-to colors. Arielle Eckstut, co-author of Secret Language of Color ...