Why Is Blue So Rare In Nature?

Duh, except for the sky… and the ocean… Don’t miss our next video! SUBSCRIBE! ►► ↓↓↓ More info and sources below ↓↓↓ Among living things, the color blue is oddly rare. Blue rocks, blue sky, blue water, sure. But blue animals? They are few and far between. And the ones that do make blue? They make it in some very strange and special ways compared to other colors. In this video, we’ll look at some very cool butterflies to help us learn how living things make blue, and why this beautiful hue is so rare in nature. SPECIAL THANKS: Smithsonian Institution - National Museum of Natural History Bob Robbins, Ph.D. - Curator of Lepidoptera Juan Pablo Hurtado Padilla - Microscope Educator Richard Prum, Ph.D. - Yale University Vinothan Manoharan, Ph.D. - Harvard University SOURCES: Bagnara, J. T., Fernandez, P. J., & Fujii, R. (2007). On the blue coloration of vertebrates. Pigment Cell & Melanoma Research, 20(1), 14-26. Cuthill, I. C., Allen, W. L., Arbuckle, K., Caspers, B., Chaplin, G.,