They have large eyes, but it's not known how good their eyesight is. The octopuses also have a single line of about 65-68 suckers along each arm. These are flanked by hair-like projections called ...

An curved arrow pointing right. Sightings of dumbo octopuses are rare, so researchers were enthralled when one appeared on their submersible's camera on a deep-sea dive near Hawaii. More from News ...

Two miles beneath the ocean surface, at the base of a deep-sea seamount they uncovered the largest known gathering of octopus in the world – 20,000 pearl octopus breeding in warm hydrothermal ...

To capture images, the research team used a special deep-sea camera, designed by chief scientist Alan Jamieson, PhD. Dumbo octopus species have been off the California and Oregon coasts ...

The process typically takes one to three months in shallow-water species, but very little is known about the breeding habits of deep-sea octopuses. The previous record holder for the longest gestation ...