After lowering themselves into a “vertical cave” in Indonesia, a team of cavers paused at a shallow pool. Floating inside was ...

In the arid mountains of northern Oman, rocky caves hold pools of water.

The fish cling to seaweed, rocks and other hard surfaces, and rarely move. Their body color ranges from orange to yellow, brown, red or white. Particularly eye-catching at the exhibition area are ...

Scientists found an aquatic creature with skin instead of eyes in ... “silvery-white” coloring of the new species which, like other cave-dwelling animals, lacks pigment. One fish appears ...