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 ...

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Cephalopods have colour-changing chromatophores on their skin, which allows them to camouflage themselves — but the blue-ringed octopus has a different trick up its tentacle. Michelle Starr is ...

A blue-ringed octopus is one of the most dangerous animals in the ocean. Its bite can be fatal to humans. However, very few people have died from a blue-ringed octopus bite. These octopuses are not ...

Maddy has a degree in biochemistry from the University of York and specializes in reporting on health, medicine, and genetics. Maddy has a degree in biochemistry from the University of York and ...

Zoe Doubleday receives funding from the Australian Research Council, Australian Academy of Science, and Fisheries Research and Development Corporation. As an octopus biologist, I get a call from the ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. SYDNEY, Australia (WJW) – A woman swimming ...