On certain remote shores in northern Australia, the line between sea and land is not as firm as it looks. When the tide drains away, a small, mottled octopus hauls itself out of the shallows and ...

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 ...

The cephalopods were found near a small outcrop of rock called El Dorado Hill. Scientists have discovered at least four new species of octopus in the deep waters of a 100-square-mile area near Costa ...