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 ...

Inspired by the small but deadly blue-ringed octopus, researchers have created a novel technology that rapidly changes color and appearance under various kinds of light, enabling camouflaging and ...

An Australian teenager had a lucky escape after being bitten by an extremely toxic blue-ringed octopus. A toddler also came close to touching the deadly cephalopod. When you purchase through links on ...