Add Yahoo as a preferred source to see more of our stories on Google. An Octopus cyanea hunts with a blacktip grouper on one side and a blue goatfish on the other. (Eduardo Sampaio and Simon Gingins) ...

Scientists surveying marine life near Rotuma in the South Pacific caught something unexpected on camera: a day octopus ...

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 ...

Scientists capture an octopus slapping a grouper fish in the South Pacific Ocean, a practice which they believe is related to ...

The Red Sea, sandwiched between northeast Africa and the Arabian Peninsula, is teeming with life, including octopuses and more than a thousand species of fish. Every day, the goal of these creatures ...

Octopuses are some of the smartest invertebrates in the animal kingdom, with an exceptional ability to solve problems, use tools, and recognize their surroundings and individual people. Over the years ...

Upsetting but strangely satisfying new research documents octopuses punching fish during collaborative feeding sessions. The octopuses primarily do it for practical reasons, but sometimes these ...

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 ...

The solitary cephalopods occasionally join a hunting party with fish, then lash out for reasons that scientists are studying. By Elizabeth Preston The first time Eduardo Sampaio saw an octopus wind up ...