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 ...

This unassuming octopus pairs bacterial chemistry with evolutionary efficiency to deliver one of the most powerful defenses in all of the ocean.

This video shows a close-up view of a blue-ringed octopus resting among coral and rocky surfaces in the coastal waters of ...

As an octopus biologist, I get a call from the media every summer because someone has had an encounter with a blue-ringed octopus. Thankfully, everyone has been OK. Blue-ringed octopus are famed for ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. A toxic blue-ringed octopus. A toxic blue-ringed octopus. A woman in Australia was recently bitten multiple times by a blue-ringed ...

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 ...

A relaxing stroll along Sydney Harbour could have turned deadly for one man and his dog after a brush with one of Australia’s most venomous sea creatures. Jesse Donnison and his dog Otto were walking ...

An Australian teen nearly died when he was bitten by a poisonous blue-ringed octopus hiding in a shell he scooped out of the ocean to show his niece. Jacob Eggington, 18, was swimming and looking for ...

A woman in Australia was recently bitten multiple times by a blue-ringed octopus — one of the world's most toxic animals — and lived to tell the tale. On March 16, the woman was bitten twice on her ...