Some creatures in wildlife carry blue, green, purple or even colourless blood. Discover 10 fascinating animals with the strangest blood colours on Earth.

High-tech camera system makes it possible for humans to see colors in the way animals do, adding vivid new perspective to the ...

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 ...

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 ...

The world's first birds, along with dinosaurs and other prehistoric animals, likely sported colorful, patterned exteriors. Paleontologists have long speculated that such animals were colorful, but ...

The color of an animal depends on the light that is reflected from its skin, fur or feathers. Most animals are pretty much stuck with the color they have. However, some animals exhibit dramatic ...

A new paper from the University of Melbourne reveals how animals use beautiful but unreliable iridescent colours as communication signals. Special adaptations enable animals to control how these ...

In nature, it's not uncommon to observe animals that change color with the seasons. You may have heard of the arctic fox or the mountain hare, which are white in winter and brown in summer. This ...

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 ...