A mother octopus broods her eggs near a small outcrop of rock unofficially called El Dorado Hill. When a female octopus broods (which can be a timespan of multiple years), she does not eat and dies ...

An Octopus cyanea hunts with a blacktip grouper on one side and a blue goatfish on the other. Octopuses don’t always hunt alone — but their partners aren’t who you’d expect. A new study shows that ...

Octopuses already exist in a strange corner of the animal world, with soft bodies, problem-solving brains, and the ability to ...

Deep-sea creatures often look more like science fiction monsters than marine animals. The glass octopus is one such animal. The Schmidt Ocean Institute captured this footage of the incredibly rare ...

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 ...

Octopus Numbers Explode Off UK Coast in a Comeback Not Seen Since the 1950s ...

Watching an octopus punch an annoying fish is hugely satisfying to frustrated humans. And other animals do the ...

Octopuses don’t always hunt alone — but their partners aren’t who you’d expect. A new study shows that some members of the species Octopus cyanea maraud around the seafloor in hunting groups with fish ...

On certain remote shores in northern Australia, the line between sea and land is not as firm as it looks. When the tide ...

This octopus behavior might look funny at first glance, but it reveals how evolution solves complex problems in unexpected ways.