This article originally published at 'Mass die off': Thousands of rare sea creatures wash up on Texas coast.

“A rare Mola mola (ocean sunfish) washed up on our shore at Cardiff State Beach today,” San Diego State Lifeguards stated ...

Far below the ocean’s surface, where sunlight disappears and pressure reaches crushing levels, some of the planet’s strangest ...

Wondering about the world's weirdest sea creatures? We've compiled this list of the 20 weirdest animals in the ocean to show ...

The deep sea also harbours some of the most intriguing and alien-like species in existence, yet for several centuries, these ...

The vast array of organisms in the deep sea remains a mystery to humans. Now, marine biologists can add one more puzzle to the list. A collection of odd materials was discovered nearly four miles ...

Beneath the ocean's surface lies a world of perpetual darkness, home to some of Earth's most bizarre and fascinating creatures. These deep-sea inhabitants have evolved extraordinary adaptations to ...

A recent video shows a massive bluntnose sixgill shark emerging from the deep sea. This ancient species, predating dinosaurs, ...