Animals sculpt the optical properties of their tissues at the nanoscale to give themselves “structural colors.” New work is piecing together how they do it. Peacocks, panther chameleons, scarlet ...

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 ...

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 ...

Primates appear to show one of the most diverse and complex ranges of colorations of mammalian groups. The so-called blue ...

Blue animals are some of the most stunning in the natural world – but also some of the rarest. In this video, we explore the science behind why true blue coloring is so uncommon in nature. From ...

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 ...

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 ...

What if the color blue in nature isn’t really blue at all? It sounds impossible. Because when you see a bright blue animal, it feels magical almost unreal. But here’s the surprising truth: most blue ...