Tiny endangered pupfish have returned to Ayer Lake at the Boyce Thompson Arboretum after the lake was drained for dam repairs.

There was not much hope for tiny, endangered Devils Hole pupfish as the species' population dwindled to just a few dozen since the late 1990s. But recent population spikes are giving scientists a ...

Devils Hole pupfish are endangered fish that live in one of the driest places on the planet. The pupfish are now only found in the upper 80 feet of the cave on an 11-foot by 16-foot shallow shelf in ...

When endangered species reach low numbers, their survival can depend on whether or not they have new habitats to live in, ...

A zoo in southwest England is working to rescue a freshwater fish species, considered one of the "most imperiled groups of animals on earth" from extinction. Whipsnade Zoo in Dunstable, a town in ...

An Indian Springs man accused of harming pupfish in Death Valley National Park pleaded guilty Wednesday in federal court, according to the U.S. Attorney's Office. Trenton Sargent, 28, pleaded guilty ...

TUCSON, Ariz. (KVOA) - The University of Arizona's Biosphere 2 has taken a significant step in conservation efforts by introducing the endangered Sonoyta pupfish into its habitat. This initiative aims ...

Nipping at the heels of potential mates, the stout, ray-finned pupfish gained its namesake from its striking resemblance to frolicking young puppies. Cousins to the well-known guppy, pupfish are not ...

Thousands of flower peepers have been tromping through Death Valley National Park since February in search of record blooms. But there’s another boom in progress: the desert pupfish. Depending on the ...

Have you ever felt stuck in a bad situation that you couldn't get out of through no fault of your own, and all you could do is just make the best of it? If so, maybe you can relate to this next story.