Add Yahoo as a preferred source to see more of our stories on Google. An eye and arms of an octopus. The small dots visible around the eye are the chromatophores. The findings are the first to ...

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 ...

Octopuses have gotten a reputation for being cunning camouflagers and intelligent creatures. But some are known for a more ominous reason: They're deadly. One group — the blue-ringed octopus (genus ...

Octopuses already exist in a strange corner of the animal world, with soft bodies, problem-solving brains, and the ability to change color in a blink. Even within that group, a handful of species push ...

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