Imagine if your spouse was 40,000 times heavier and a hundred times larger than you. This is reality for the male blanket octopus, which was recently spotted alive for the first time off Australia's ...

When it’s fully grown, this Caribbean pygmy octopus will be just the size of a silver dollar. As a hatchling, it’s dwarfed by a penny. The Aquarium at Mote Marine Laboratory in Sarasota, Florida, ...

The 5.4-kilogram "record-size for Japan" octopus is seen in a photo provided by the Himeji City Aquarium. HIMEJI, Hyogo -- A huge octopus caught in June off the coast of the western Japan city of ...

Wait, I thought every day was octopus day. Oh well. An eight-armed hug for everyone! My favorite species is the Giant Pacific Octopus. Learn more about them in this video from the National Aquarium.