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

Octopuses are some of the most amazing creatures of the ocean. They are smart, flexible, and can change colour to hide from their predators. While many octopuses are small, some species can grow to ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. Go diving into the intertidal waters of the Great Barrier ...

For example, the blue-ringed octopus has an extremely powerful venom, which can kill a person within minutes. Moreover, this small creature is about the size of a golf ball and has a very calm ...

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 ...