Another rare and prehistoric fish washed ashore on Fripp Island in Beaufort County this week. Here’s what we know.

A conservation group is preparing to sue the federal government for failing to make a decision on whether to list a rare ...

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 ...

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. If you ever needed proof that ...

This man set out to expand his backyard ponds and ended up with one of the rarest prehistoric fish in the world. At a local fish store, he discovered an entire pond filled with paddlefish—ancient ...

SAN DIEGO, California -- This is really the stuff of nightmares. A rare, monstrous-looking fish recently washed ashore in San Diego, California. It's called the Pacific footballfish, and it's one of ...

These three fish are freaks, phantoms and mysteries of the deep. Here’s what we’ve learned from the rare glimpses we’ve had of their lives. The deep sea is one of Earth’s final frontiers. Given its ...

Death Valley's Devils Hole pupfish, an inch-long marvel, survives extreme heat and low oxygen in a tiny Nevada cavern. These ...