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 ...

Blue-ringed octopi are some of the deadliest marine life in the ocean, though they rarely bite humans. There are several species of blue-ringed octopus, part of a genus known as Hapalochlaena. They ...