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 ...

The prehistoric animal kingdom was a riot of colors, from iridescent-feathered dinosaurs to jet-black ink excreted by Jurassic squid relatives. Like modern-day animals, ancient species' hues helped ...

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 ...

Octopuses can flip from mottled rock to smooth sand in less time than it takes a human to blink, yet their eyes carry only a ...

A recent study has illuminated the evolutionary journey of color vision in animals, revealing a surprising timeline: animals developed the ability to see colors around 500 million years ago—well ...