Numbers of the Devils Hole pupfish have experienced dramatic shifts in recent years, leading to conservationists supplementing the population. Multiple threats exist in habitats this small, and any ...

In the heart of the Mojave Desert, far from snowcapped peaks or roaring rivers, a narrow crack in the rock has quietly stored half a million years of climate history. Now, scientists have learned to ...

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 ...

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 ...

When endangered species reach low numbers, their survival can depend on whether or not they have new habitats to live in, where more of their kind exists. The Devils Hole pupfish doesn’t get that ...