The algae octopus (Abdopus aculeatus), also called the prickly octopus, lives in the Indo-West Pacific. Despite its modest size — its mantle (main body) is only 3 inches long with arms stretching up ...

The dumbo octopus gets its name from its adorable, ear-like fins that resemble floppy ears. Their beady eyes make them even cuter, which is why they occasionally go viral online. One example is this ...

Two miles below the ocean surface off Monterey, California, warm water percolates from the seafloor at the base of an underwater mountain. It's a magical place, especially if you're an octopus. We now ...

It was the last hour of a 30-hour dive, nearly two murky miles below the ocean’s surface. A remotely operated vehicle called the Hercules was exploring the foothills of the Davidson Seamount, an ...