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 ...

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 ...

For the first time ever, marine biologists have measured how much energy octopuses really need to change color — and it's a lot. When you purchase through links on our site, we may earn an affiliate ...

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 ...

Forbes contributors publish independent expert analyses and insights. GrrlScientist writes about evolution, ecology, behavior and health. You might not realize this, but quickly changing colors, as ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. It’s not easy being green–or blue, or purple, or orange–at ...

Blue sharks possess a secret hidden in their skin: a sophisticated arrangement of microscopic crystals and pigments that create their brilliant blue appearance — and may allow them to change color.

Colour change in animals can occur over different timescales and aids communication and camouflage. Direct evidence of the associated energetic costs has been lacking, but now an experimental study of ...