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: ...

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.

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

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 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 ...

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.

A group of wildlife biologists recently made a rare discovery after finding a fish thousands of miles away from where it was spawned. The Aquatic Invasive Species Crew from the Kansas Department of ...