The octopus, found at 2,394 meters below sea level (nearly a mile and a half down), of course, isn’t the first deep-sea or the first vent-dwelling octopus to be discovered.

Researchers have been very concerned about the paucity of females of Vulcanoctopus hydrothermalis, an octopus inhabiting the hydrothermal vent community of the Eastern Pacific Rise. One senior, ...

On a rocky outcrop almost 2 miles beneath the surface of the Pacific Ocean off Costa Rica, researchers have documented an active octopus nursery.

An curved arrow pointing right. Because octopuses have no bones, they are able to squeeze through some incredibly small spaces, like a tiny vent in the side of a fishing boat that Chance Miller of ...

Some deep-sea octopuses lay their eggs in the warmer water of geothermal springs in the “Octopus Garden” (shown) off California’s coast, speeding up embryonic development. Ocean Exploration ...

A scientific expedition in June found two new deep-sea octopus nurseries on two different low-temperature hydrothermal vent sites off the west coast of Costa Rica — two of only three known deep ...

"Worms" that aren't actual worms, super octopus moms, and collapsed lava formations populate the seafloor surrounding the Galápagos.