This article was originally published at The Conversation. The publication contributed the article to Space.com's Expert Voices: Op-Ed & Insights. Culum Brown, Professor, Macquarie University Michael, ...

March 25 (Reuters) - The octopus is an extraordinary creature - and not only because of its eight limbs, three hearts, blue blood, ink squirting, camouflage capacity and the tragic fact that it dies ...

WASHINGTON (Reuters) - For the roughly 300 known octopus species dwelling in the world's oceans, having eight arms is a defining characteristic. But that is not the way it started. Scientists said on ...

WOODS HOLE, Mass. – Squid, octopus, and cuttlefish – even to scientists who study them – are wonderfully weird creatures. Known as the soft-bodied or coleoid cephalopods, they have the largest nervous ...

(Reuters) - The octopus is an extraordinary creature - and not only because of its eight limbs, three hearts, blue blood, ink squirting, camouflage capacity and the tragic fact that it dies after ...

An octopus in seen in its "active sleep" state during a laboratory study at the Brain Institute of the Federal University of Rio Grande do Norte in Natal, Brazil, in this undated handout photograph.

Octopuses and mammals may come by their smarts in a similar way. Octopuses wow scientists with their ability to learn and solve problems. Researchers knew that the animal had a larger genome than ...

Some species of octopus have adapted to living in icy polar waters that might otherwise cause their nerves to malfunction. But that adaptation has come without any obvious changes in the underlying ...

Scientists have demonstrated that cephalopods have an expanded number of microRNA families, which could explain how the complex octopus brain developed. Octopuses and other coleoid cephalopods are ...

Among the smartest animals on Earth, octopuses are unique for being utterly weird in their evolutionary path to developing those smarts. Philosopher Peter Godfrey-Smith has called the octopus the ...

It’s hard for the octopus to pick just one party trick. It swims via jet propulsion, shoots inky chemicals at its foes, and can change its skin within seconds to blend in with its surroundings. A team ...