Nature comes in a variety of striking colors, but all that beauty didn't evolve for our enjoyment. Conspicuous colors tend to be signals, often helping animals woo mates or warn predators. Yet the ...

In nature, the ability to change color can be key to survival. Vision is a very important sense in much of the animal kingdom, and many animals have come up with unique ways to use this sense to ...

The chameleon may be the world’s most recognizable color-changing animal, but that doesn’t mean that it’s the only creature of its type on the planet. There are more than 20 birds and mammals that can ...

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 ...

Color change in animals is a response shaped by evolution. Each species has developed its own method and reason for this ability, like an overreliance on light or temperature cues, or a physiological ...

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 ...

Neon green, ultraviolet, rainbows — the variety of colors animals can make seem endless. Here's why they make this profusion of color. When you purchase through links on our site, we may earn an ...

Biologists modified simple electronics to create a color vision test for fiddler crabs and other animals. Fiddler crabs have a simple solution to life's daily perils: run. University of Cincinnati ...

What color is the Fourth of July? Many Americans probably associate red, white and blue with that holiday. Others may think of the many hues that manifest themselves in splashy fireworks displays.

They all had conditions that affected their ability to produce skin pigments. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. In most major ...

If you are familiar with the spectacle of a matador waving a red cape to enrage a bull so that it will charge, you may ...

Most people’s experience with nocturnal animal behavior extends to a screech from the woods or a critter ransacking their trash. But “The Earth at Night in Color” paints the whole brilliant picture of ...