A seven-arm octopus was spotted in Monterey Bay in Nov. 6, 2025; the 'rarely seen' deep-sea octopus was spotted by ...

A baby octopus (Graneledone verrucosa) moves across the seafloor in Veatch Canyon. (NOAA Okeanos Explorer Program, 2013 Northeast U.S. Canyons Expedition.) Imagine for a moment what it might be like ...

The octopus is one of the coolest animals in the sea. For starters, they are invertebrates. That means they don’t have backbones like humans, lions, turtles and birds. That may sound unusual, but ...

With three hearts, blue blood, and the ability to squeeze through a space the size of their eyeballs, octopuses are said to be like aliens on Earth. The new National Geographic docuseries, "Secrets of ...

A man captured himself unknowingly holding the world’s deadliest octopus, a blue-ringed octopus, in the Philippines in a ...

Unprecedented numbers of the common octopus have been found in British waters this year, but what’s behind the rare ‘bloom’?

Deep beneath the Indonesian waters, the Mimic Octopus showcases an extraordinary survival strategy. This master of disguise can transform its body to resemble various sea creatures, including venomous ...

I confess I never warmed to our friend the octopus. I like to think I’m as animal-friendly as the next person, but for this cephalopod I’ve reserved the categories of enemy and dinner. My uncharitable ...