An octopus scoots along the reef during one of Anne Rillero’s Sunday swims off the Makena coast. A friend, Don Bloom, dove down to snap a photo. DON BLOOM photo At the Maui Ocean Center ...

Octopuses are fascinating in more ways than one. Beyond their impressive intelligence, they also have other unique features like three hearts, an amazing ability to camouflage, and a central brain ...

This rarely seen glass octopus bared all recently — even a view of its innards — when an underwater robot filmed it gracefully soaring through the deep waters of the Central Pacific Ocean.

Deep in the ocean, living in eternal darkness, is the dumbo octopus (of the genus Grimpoteuthis), a creature that few humans have seen face-to-face. When someone is lucky enough to spot one ...

Viewers can see the octopus tripping up the object of her affection, wrapping herself around his legs as he’s trying to walk out of the ocean in an effort to get him to notice her.

This sighting suggests Dumbo octopuses could even live in the hadal zone, which is the deepest part of the ocean. It includes anywhere that is more than 7,000 metres below the surface. It's possible ...

The suckers are also packed with sensory receptors that allow the octopus to taste and smell things that they touch—like combining a hand with a tongue and a nose. The researchers believe the ...

Ocean scientists were on a voyage to study octopus habitats when they spotted the large jelly in the camera view of a remotely operated underwater vehicle. The jelly’s formal name is ...