A new study analyzes the evolutionary history of 11 deep-sea species from environments stretching from the central Indian ...

The deep-sea lizardfish (Bathysaurus ferox) is the world's deepest-dwelling superpredator, meaning it eats whatever it meets, including its own species, according to NOAA. Razor-sharp fangs fill ...

In the depths of the ocean, where there’s no sunlight and the pressure could crush a submarine, a handful of animals have quietly rewritten their DNA to withstand these conditions. According to a new ...

Deep-sea fish adapt to some of the most extreme conditions on Earth. New research analyzing their evolution finds the same mutation across fish species that have evolved on separate timelines — ...

Deep-sea fish have developed unique adaptations ... including snailfish, cusk-eels and lizardfish that live in the hadal zone — the region about 19,700 feet (6,000 meters) deep and below ...