Octopuses are rather bizarre creatures, often appearing more alien than other animals on our planet. They have a highly ...

This rarely seen glass octopus bared all recently — even a view of its innards — when an underwater robot filmed it ...

Octopuses are some of the most intelligent and agile creatures in the ocean, and when animals make the mistake of challenging them, it rarely ends well. In this video, we highlight 16 epic encounters ...

A female blanket octopus has to be up there as one of the most spectacular sea creatures to see alive in the wild. Growing to the length of an adult human, they trail an iridescent rainbow skirt as ...

Near the Philippine coast, a rare sighting of the multi-colored blanket octopus captivated marine enthusiasts and biologists. This vibrant and graceful creature revealed the ocean’s diverse marine ...

Octopus boom along England's southwest coast down to 'perfect storm' A large - and normally rare - type of octopus is being caught by fishermen in Devon and Cornwall in enormous numbers.

These Tiny, Beautiful Fossils Detail the History of the Ocean Bountiful remains of foraminifera reveal how organisms responded to climate disturbances of the past ...

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 ...

Meet the Mimic Octopus, a brilliant sea creature that can impersonate venomous fish, sea snakes, and more to fool predators and hunt prey.

Octopus hitches ride on shark’s back in remarkable footage that is ‘a reminder of the wonders of the ocean’: ‘Sharktopus’ ...

Scientists were amazed to spot a Maori octopus hitchhiking on the back of a speedy shortfin mako shark, an unusual sight captured in New Zealand’s Hauraki Gulf.

In a groundbreaking discovery captured on film for the Netflix series 'Our Oceans,' a coconut octopus has been observed using projectile motion to hurl stones at fish. This unprecedented behavior ...