It belongs to a new family of sea slugs. Researchers from the MBARI dubbed it Bathydevius caudactylus and recently published their findings in the peer-reviewed journal Deep Sea Research Part I.

Nudibranchs are sea slugs. They are soft-bodied animals, and like clams, snails and squid, they are mollusks. Nudibranchs belong to phylum Mollusca, class Gastropoda, order Nudibranchia.

a species of sea slug that looks as though it were dropped into the ocean from outer space. Improbably, the work would prove foundational to our understanding of how humans learn about the world ...

They’re sea slugs, part of the Dotidae family. And while they’re small — measuring less than a quarter of an inch — they can have an outsize impact, according to a researcher who studies them.

Scientists have discovered the ultimate case of regeneration: Some decapitated sea slugs can regrow hearts and whole new bodies. This “wonder of nature,” reported in a biology journal on ...