Behind this fish's new name: a scientist's unfinished life's work, a funding gap, and some striking fish lips.

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. One of the rarest fish in the country is slowly swimming back from the brink of extinction after being spotted in a California ...

Add Yahoo as a preferred source to see more of our stories on Google. A smalltooth sawfish with its signature long, serrated snout swims through a maze of underwater mangrove roots while sunbeams ...

A rare fish catch turns chaotic when the fish suddenly launches itself out of the water like it is trying to fly. What starts ...

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 ...

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 ...

There are easier ways to cross an ocean, but few are as slick or stylish as the remora's whale-surfing joyride. Scientists tracking humpbacks off the coast of Australia have captured rare footage that ...