The Devils Hole pupfish's natural habitat is a single water-filled hole in a cave in the Nevada desert. Its numbers at one point dwindled to just 35 animals. How does it manage to survive?

The colorful animal was discovered in Thailand, researchers said. ‘Giant’ creature — with ‘jewel-like’ body — found in a rocky hole. It’s a new species ...

It was named Paraparatrechina neela, the latter meaning blue in “most Indian languages,” researchers said, and is the first species of its genus to be discovered in 121 years.