ENOSHIMA, Japan As snack bars start to reopen and windsurfers drift back to this popular beach town south of Tokyo, few denizens are aware that they're sharing real estate with one of the most lethal ...

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 ...

From neon-green poison dart frogs to monarch butterflies, some of nature’s flashiest creatures have evolved vibrant ways of telling potential predators: “don’t mess with me.” Such is the case with ...

Mat Rogerson found a deadly blue-ringed octopus on his snorkeling gear in Australia, according to a Facebook post. Screengrab from Facebook Mat Rogerson regularly goes snorkeling off the coast of ...