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 slug. The ...

Marine scientists have identified and named a mysterious creature of the deep sea after studying the elusive sea slug for twenty years. Bathydevius caudactylus is a newly identified sea slug that ...

In 2000, scientists spotted a bioluminescent mollusk in the deep sea. The animal was so unique that they had no idea what it was until they did genetic testing. It turned out to be a new species of ...

Researchers have discovered a new species of glowing sea slug deep in the ocean’s midnight zone. Monterey Bay Aquarium Research Institute (MBARI) scientists said in a press release on Tuesday that ...

This undated photograph, provided by Monterey Bay Aquarium and Research Institute, shows a mystery mollusk (Bathydevius caudactylus), observed by MBARI's remotely operated vehicle (ROV) Doc Ricketts ...