Something unusual is happening in the oceans. Strange deep-sea creatures are surfacing, and marine life is behaving ...

A huge Mola Mola fish, also known as an ocean sunfish, found itself stranded near the Florida coast. What's a very large and ...

The once-in-a-lifetime footage was captured in Tenerife last week and showed a lonely anglerfish swimming towards the surface ...

A scary-looking creature with “devil” in its name was spotted close to the surface off Tenerife, a Spanish island.

These fishing stories about huge muskies, mad sharks, and exhausting fights were almost unbelievable at the time.

The marine photographer who captured the footage said it could be the world's first recorded sighting of a black seadevil ...

Footage recorded of the rare fish shows the intricacies of its iridescent, ribbon-looking body and long, wispy red fins.

A deep-sea fish species with unusual cheek patterns has been discovered in the South China Sea after it was listed on online seafood markets. The fish has been named Branchiostegus sanae because ...

This 375-million-year-old fish, the closest known relative of the ancestors of limbed animals such as humans, likely evolved the foundation for rear legs even before the move to land, researchers say.