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 ...

Scientists have found that male blue-lined octopuses inject venom and paralyse females during sex to avoid being killed and cannibalised by their much larger partners. The male octopus of this species ...

Add Yahoo as a preferred source to see more of our stories on Google. A British man recorded himself handling a blue-ringed octopus - one of the most venomous animals on earth - while on holiday in ...

Octopuses are often admired for their intelligence and ability to camouflage. Yet, some hide a threat beneath their tentacles. Among them, blue-ringed octopuses of the Hapalochlaena genus stand out ...