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 mysterious little blue octopus discovered nearly 6,000 feet beneath the waters of the Galápagos Islands has officially been identified as a brand-new species. About the size of a golf ball, the tiny ...

Do octopuses dream? Watch a sleeping octopus that could very well be dreaming, in this video clip posted on YouTube on Monday to promote the TV show Octopus: Making Contact on PBS. While the octopus ...

Octopuses are known for their astonishing ability to rapidly shift their skin color and texture, to hide from predators, to sneak up on prey and to communicate with each other. But what exactly is ...

The Galápagos Islands off the coast of Ecuador are home to more than a thousand plant and animal species found nowhere else on Earth—things like marine iguanas and giant tortoises. In a new paper in ...

What really comes alive on a reef after dark? Armed with lights and curiosity, we head onto a murky Hawaiian reef searching for wild octopus. Along the way we uncover bizarre creatures, a possible ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. PBS has released a fascinating video clip from an upcoming documentary ...

With its fascinating coloring and delicate curling arms, the blue-ringed octopus may be a beautiful creature, but this small cephalopod is also deadly. The blue-ringed octopus appears grey or beige ...

Octopus emotions may run skin deep, researchers report January 28 in Current Biology. Changes in octopus skin color primarily function as camouflage, though some evidence points to other purposes.

We don’t know if androids dream of electric sheep, but whatever octopuses dream of must be something adventurous because they change color a lot while they’re sleeping. And while the octopus in the ...