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 new species, named Microeledone galapagensis, has a blue hue, which is believed to be the rarest color in nature.

A new blue octopus species, Microeledone galapagensis, was recently discovered near Darwin Island in northern Galápagos.

A newly discovered tiny blue octopus from the Galápagos is a striking reminder that the deep ocean still holds countless secrets.

Being bitten by a strange animal can be extremely scary, especially since so many species use venom against their prey. One such animal is the blue-ringed octopus. While octopus venom is not typically ...

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 ...

Octopuses already exist in a strange corner of the animal world, with soft bodies, problem-solving brains, and the ability to change color in a blink. Even within that group, a handful of species push ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Humans are not the only species who practice 'safe sex', although this ...