But now, incredibly, new research suggests that the cleaner wrasse—a tiny, tropical reef fish—can recognize itself too, making it the first fish to do so. Scientists have long used a mirror ...

Off the coast of southern Japan, trawlers hauled in their nets and sifted through the catch. An orange-eyed sea creature with ...

Trawlers off the coast of Cabo Verde hauled in the “spoon”-nosed sea animal but didn’t realize how unique it was at first.

Humans have only explored a tiny percentage of the seafloor, so there's a good chance some of the strangest creatures or ...