Animals come in all sorts of colors, and while the animal kingdom has most of the rainbow’s colors at its disposal, there are a few exceptions. Some animals, for example, may appear blue at first ...

Peacocks, panther chameleons, scarlet macaws, clown fish, toucans, blue-ringed octopuses, and so many more: The animal kingdom has countless denizens with extraordinarily colorful beauty. But in many ...

The winning Grand Prize picture of the National Wildlife Federation photo contest features a blue morph Arctic fox.

Blue is one of the rarest colors in the animal kingdom, and unlike other pigments found in nature, most blue creatures don’t actually produce blue pigment. Instead, their color comes from structural ...

Animals with blue eyes are a rare occurrence in nature due to being linked to recessive genetics, mutations, and specific genes. Despite that, many species still have beautifully rich blue eyes. While ...

Bold hues of red, orange, yellow, blue and purple help plants and animals communicate with their own species and others in their efforts to survive. Vivid orange dart frogs warn predators of their ...

When you look up at the blue sky overhead or gaze across the seemingly endless expanse of a blue ocean, you might think that the color blue is common in nature. But among all the hues found in rocks, ...

Between the sky and sea, nature appears to favor blue, as do we humans. Yet the color is rare in nature—especially not in “a blue-violet hue resembling the color of electrical sparks,” which is how a ...

Charlie and the Chocolate Factory gives new meaning to “you are what you eat.” In the classic kids’ book, a girl named Violet Beauregarde chews some experimental blueberry-flavored gum—and it turns ...

Colors in nature can be produced by both pigments that absorb some light and microscopic structures that change the wavelength of light. Juraj Polak / Getty Images To the untrained eye, most fossils ...

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 ...