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 ...

Add Yahoo as a preferred source to see more of our stories on Google. An Australian diver witnessed "something incredible" when she encountered a southern blue-ringed octopus camouflaging itself in ...

This video shows a close-up view of a blue-ringed octopus resting among coral and rocky surfaces in the coastal waters of Australia. The octopus displays distinctive blue circular markings across its ...