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

According to an article in SFGATE, the Devil's Hole pupfish — one of Earth's rarest fish — neared extinction after an earthquake almost wiped out the entire species. In Death Valley National Park, the ...

The Bloomfield River cod, found in a far north Queensland river catchment, is the world's only tropical freshwater cod and ...

A rare new species of fish was recently discovered prowling the bottom of a river in the Amazon rainforest, researchers said. The creature — a yellow-hued, flat-bodied catfish — is distinguished by ...

This 2024 photo released by the U.S. Fish and Wildlife Service shows a Fish Lake Valley tui chub. (Nathan Hurner/U.S. Fish and Wildlife Service via AP) LAS VEGAS (AP) — Federal protections could soon ...

The beauty of nature can often be mysterious and surprising, especially when observed in the wild. A huge cluster of rare orange and black fish were recently spotted on camera doing something out of ...

Researchers announced over 70 new species in a single year, including bizarre insects, ancient dinosaurs, rare mammals, and ...

Trevor Starks stands in the Neosho River holding a rare mussel. He’s smiling because this find is his first evidence that the mussel, a Neosho mucket, is surviving here eight months after he and other ...

Nathan Hurner/U.S. Fish and Wildlife Service via AP U.S. wildlife officials want to extend federal protections to a rare Nevada fish that environmentalists say is “barely clinging to existence" ...

Some aquarium fish carry price tags that could challenge high-end gadgets, luxury cars, and even some small homes. Yes, you read that right! These tiny beings swimming gracefully in a tank can be ...