For the first time ever, marine biologists have measured how much energy octopuses really need to change color — and it's a ...

Sonner also noted that rapid color change has evolved independently across a wide range of species, including amphibians, ...

"Everyone in the control room let out a loud 'Oooooh!' at the same time. We were all enchanted," a researcher said.

The mystery mollusc is the first nudibranch known to live in the deep water column. This species lives in the ocean’s midnight zone, an expansive environment of open water 1,000 to 4,000 meters ...

These custom vehicles survey the deep ocean doing everything from measuring water chemistry to looking for undiscovered species. Sightings of the mystery mollusc were rare, with 157 individuals ...

Researchers have discovered an unlikely new species within the ocean's midnight zone: a glowing "mystery mollusk." ...

Living at depths of between 3,300 and 13,100 feet, (1,000 to 4,000 meters), the mystery mollusc (Bathydevius caudactylus) is the first nudibranch species found living in the deep water column.

Researchers have discovered an unlikely new species within the ocean's midnight ... Nudibranchs, or sea slugs, are soft-bodied marine gastropod mollusks.Monterey Bay Aquarium Research Institute ...

(AP) — More than two decades after spotting a mysterious, gelatinous, bioluminescent creature swimming in the deep sea, California researchers this week announced that it is a new species of sea ...