Red blood is the exception, not the rule. Evolution has painted it green, purple and white in animals that push physiology ...

Nature’s natural colors can be breathtaking. Tropical birds are famous for their brightly colored feathers, and many fish species are dazzling. There are gorgeous insects that look like they’re ...

A pigment that makes feathers and hair orange helps prevent cellular damage by removing excess cysteine from cells.

While green isn’t an unusual color in nature, beautiful green animals are somewhat rare and exotic. Many green-colored animals, such as toads and various insects, have little going for them besides ...

The animal world is incredibly colorful, and behind this color palette is a constant game of survival. Subscribe to our newsletter for the latest sci-tech news updates. Most animals use camouflage, ...

Q. I live near Charleston, South Carolina, and recently spotted a blue anole sunning itself. I am familiar with our common green and brown anoles, but this one made me look twice. His tail had been ...

At a private estate in the mountains of southern India, a “dwarf”-like creature went about its day. The brightly colored animal moved along the rocks and walls of the property — and caught the ...