Many mammals have fur the color of brown and black. Why don't they have more exotic colors, like purple and neon pink?

These gorgeous, long-tailed marine creatures—formerly known as Siamese fighting fish—have been famous for centuries for their aggressive nature, which breeders have exploited in order to fight them, ...

Most mammals wear coats of brown, black, and gray, while parrots flash brilliant reds, reef fish shimmer in electric blue, and chameleons shift between greens and golds. This disparity is not random.

Add Yahoo as a preferred source to see more of our stories on Google. strawberry poison dart frog on a leaf Nature comes in a variety of striking colors, but all that beauty didn't evolve for our ...

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 ...

Some of the world’s most spectacularly colorful animals are amphibians — especially frogs and salamanders. Many of these colorful animals are toxic or have developed some sort of chemical defense, and ...

A new paper sheds light on the colorful world of animal communication, highlighting the challenges of studying accurately how iridescent colors work in nature. A new paper from the University of ...

A recent study finds that color vision evolved in animals more than 100 million years before the emergence of colorful fruits and flowers. And there has been a dramatic explosion of color signals in ...

The nonvenomous Arizona mountain kingsnake, which resembles a venomous coral snake, has a survival advantage by warning off would-be predators that avoid colorful coral snakes. Colors are widely used ...