Despite just around 38 left scientists are hopeful these beautiful vibrant blue fish can be saved from extinction ...

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

LAS VEGAS (FOX5) — Earthquakes around the world have rattled the Nevada home of the world’s rarest fish deep in a hole in Nye County. As a result, their numbers have plummeted. Now there is an effort ...

With under 40 pupfish left in the wild, they are possibly the rarest fish on the planet. With under 40 pupfish left in the wild, these are possibly the rarest fish on the planet. The Devils Hole ...

One of the rarest fish in the country is slowly swimming back from the brink of extinction after being spotted in a California river for the first time in 10 years. The Southern California steelhead ...

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 ...