This octopus can brood its eggs for nearly four years without eating. Here’s how this biological extreme has reshaped how ...

Scientists have discovered at least four new species of octopus in the deep waters of a 100-square-mile area near Costa Rica, officials from the Schmidt Ocean Institute said on Tuesday. An ...

Researchers studying a deep-sea octopus called Muusoctopus robustus have found thousands of the animals congregating at hydrothermal springs near an underwater mountain off California, raising fresh ...

Flinders University researchers have taken a look at why the large Dana octopus squid, which can weigh up to 160kg and measure 2.3 meters long, is so popular on sperm whales' menu. While rarely seen ...

A new species of flapjack octopus, with massive eyes and blood-red tentacles, has been discovered from a deep-sea canyon off the coast of Australia. The new species has been named Opisthoteuthis ...