Caption: An octopus cyanea hunting with a blacktip grouper on one side and a gold-saddle goatfish (‘blue goatfish’) on the other. An octopus patrols a shallow reef, searching for food–and it’s not ...

Scientists have created a step-by-step aging guide for octopus to ensure fisheries remain sustainable, protecting the longevity of this ancient animal while guaranteeing the world doesn't go hungry.

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 ...

SISAL, Mexico – When Mexican biologist Carlos Rosas dips his hand into the water of a large open-topped tank and brings it to the surface, there is a tiny purple baby octopus, no bigger than a tennis ...

Video from a recent study shows multiple examples of octopuses using their tentacles to punch fish, but it's not part of a sanctioned aquatic boxing match. Instead, researchers said the animals do ...

ANNA MARIA ISLAND, Fla. - Seven miles off the coast of Manatee County, Captain Tony Zain was surprised to see a certain octopus that is rarely seen for reasons that make it unique among its species.

MORRO BAY, CA (CBS Local) - A massive 70-pound octopus lives to see another day after a California fish market decided to let the creature return to the ocean. Fred, a mollusk caught in a crab trap, ...

When Mexican biologist Carlos Rosas dips his hand into the water of a large open-topped tank and brings it to the surface, there is a tiny purple baby octopus, no bigger than a tennis ball, in his ...