Zebras, a children’s tale goes, became striped after “standing half in the shade and half out of it.” While the author, Rudyard Kipling, wasn’t a biologist, his story may hold some truth: research ...

From velvety purples to fiery reds, many people can see a spectrum of vivid colors via the human eye. Others, however, may have limited hue perception due to certain conditions. Animals, on the other ...

We all know what chameleons are capable of: changing into a variety of colors to match their surroundings. They're one of the ...

Dogs inspire an enormous amount of curiosity about how they interpret the world, and their vision remains one of the most misunderstood areas of canine science. The common belief that dogs see only in ...

Scientists reconstructed 500 million years of evolutionary history to reveal which came first: colorful signals or the color vision needed to see them. The natural world is awash with color, and many ...