Snakes lost some parts of their ancestors’ colour vision abilities tens of millions of years ago as they adapted to low-light habitats, but recent research suggests sea snakes have ‘re-evolved’ some ...

Explore the incredible diversity of the ocean, where fishes and sea creatures thrive in harmony. From vibrant coral reefs to the mysterious deep, each corner of the sea offers a new adventure.

Sightings of dumbo octopuses are rare, so researchers were enthralled when one appeared on their submersible's camera on a deep-sea dive near Hawaii. More from News Sightings of dumbo octopuses ...