Even with more than 4,000 miles of distance, a fickle Nevada fish population finds itself shook up after a powerful 8.8-magnitude earthquake off the coast of Russia. The relatively sequestered Devils ...

Federal biologists have turned to captive-raised pupfish in a last-gasp bid to boost a population that’s sagged to just 38 fish. The extraordinarily rare Devils Hole pupfish is getting some ...

A tiny desert fish survives in a sun-scorched cavern on the edge of extinction. Here’s how it’s offering scientists a rare ...

The Devils Hole pupfish is trying to rebound after a natural disaster. According to SF Gate, the 2-inch-long fish is one of the rarest creatures on Earth and can only be found naturally in Devils Hole ...

Devils Hole pupfish are pictured. The rare and endangered fish live in a protected 500-foot limestone cavern in Death Valley National Park. Olin Feuerbacher National Park Service A Death Valley ...

A curious, captive-raised Devils Hole pupfish at the Ash Meadows Fish Conservation Facility in Nevada. The facility maintains a refuge population of pupfish as a backup to the wild population, which ...

With under 40 pupfish left in the wild, these are possibly the rarest fish on the planet. The Devils Hole pupfish have existed in isolation for thousands of years in an extreme environment where few ...

The entire natural Devils Hole pupfish population is located inside Nevada's Death Valley National Park Kelli Bender is the Pets Editor at PEOPLE. She has been working at PEOPLE since 2013. Her work ...