By Will Dunham WASHINGTON, Feb 18 (Reuters) - For more than a century, biology textbooks have stated that vision among vertebrates - people included - is built from two clearly defined cell types: ...

Some deep-sea fish may be able to see light in a different way from most other vertebrates, according to a new study. The ...

The marine biologists of the Schmidt Ocean Institute are a busy bunch. Over the last few years, scientists aboard the ...

A strange, big-eyed "dragonfish" hidden under Antarctic ice for 780,000 years has finally been discovered - and it's already at risk.

The deep sea is cold, dark and under immense pressure. Yet life has found a way to prevail there, in the form of some of Earth’s strangest creatures. Since deep-sea critters have adapted to near ...

Deep-sea fish larvae reveal hybrid photoreceptors that blend rods and cones, challenging traditional vision models and ...

Dive into the depths of the ocean to discover seven rare deep-sea creatures so strange and elusive, you won't believe they ...

A new study offers the first direct evidence that deep-dwelling mesopelagic fish, which account for up to 94% of global fish biomass, excrete carbonate minerals at rates comparable to shallow-water ...

In 2025, scientists at the California Academy of Sciences officially named 72 new species — beetles, sea slugs, fish, flowering plants, and a bird that has been hiding in plain sight in one of the ...

The fish was found at 200 to 2,000 meters below the surface. At least 16 types of recently discovered deep-sea fish are among the darkest creatures ever found, according to a study published Thursday.

The ocean is home to a vast array of different animals, each with its own traits. These include different forms of mating, ...