A team of researchers has published a detailed description of the undersea creature previously dubbed the “mystery mollusk” due to its bizarre body. The animal’s scientific name is Bathydevius ...

The ocean is deep, dark, cold and full of mysteries — and in its deepest regions, animals grow to astonishing sizes. From isopods the size of cats to squids that could square off with a school bus, ...

(CNN) — Researchers have discovered an unlikely new species within the ocean’s midnight zone: a glowing “mystery mollusk.” Although the apple-size species, named Bathydevius caudactylus, is classified ...

Although the apple-size species, named Bathydevius caudactylus, is classified as a sea slug, the marine animal is unlike any sea slug Monterey Bay Aquarium Research Institute scientists have seen ...

Monterey Bay researchers have discovered a remarkable new species of sea slug that lives in the deep sea. The glowing nudibranch swims through the ocean’s midnight zone with a large gelatinous hood ...

In a fascinating video, researchers have revealed a new and bizarre see-through species of sea slug floating around the midnight zone of the deep sea. It was first discovered in California by Monterey ...

Formerly known as the 'mystery mollusk,' this glow-in-the-dark nudibranch is the first of its kind to be seen living in the ocean's ultra-dark midnight zone. Share on Facebook (opens in a new window) ...

The extreme depth of the midnight zone has posed a challenge for scientists seeking to understand the unique animals that live there. Investigating Bathydevius and its adaptations could reveal more ...