With ear-like fins that flap gracefully through the water, the Dumbo octopus in this YouTube video looks like it waltzed straight out of an animation studio. But don’t let their cute facade fool you; ...

When a blanket octopus swims, it creates a kaleidoscope of colors twirling underwater. It’s a rainbow of beauty as it glides through the sea. It’s gorgeous, and it’s almost never seen by humans in ...

If you are hiking off the coast of northern Washington and exploring tidepools, the last thing you would probably expect to find would be a giant Pacific octopus swimming around in it! But a group of ...

With blue blood and three hearts, the octopus has one of the most unusual circulatory systems in the animal kingdom.