Birds-of-paradise are sending secret color signals invisible to human eyes, scientists say
By Mindy Weisberger, CNN (CNN) — Many types of birds — such as hummingbirds, peacocks and parrots — are vividly colorful, but birds-of-paradise are especially flamboyant with hues of emerald, lemon, cobalt and ruby. Now, research has revealed these stunning birds are also sending secret color signals that are invisible to human eyes. Plumage and
Continue Reading