Add Yahoo as a preferred source to see more of our stories on Google. A yellow octopus with blue rings on its body sitting on the seafloor An Australian teenager had a lucky escape after being bitten ...

The blue-ringed octopus is one of the smallest and most dangerous sea creatures in the world. Measuring only slightly more than a golf ball, this creature lives in shallow water along the coasts and ...

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 ...