Scientists reveal Priocharax rex, a tiny Amazonian fish with a strange skin “wing” that redefines evolution in miniature.

Hidden in Bolivia’s seasonal wetlands, a small fish that scientists had written off as extinct for more than two decades has ...

A new fish species has been recorded in Nebraska after a fisherman reeled in the colorful creature. "We hear about new species in Nebraska from time to time, but most of them are unwanted, invasive ...

The FishEye Collaborative combined underwater sound recordings with a 360° camera to identify the sounds made by individual ...

More than 30,000 species inhabit Earth's oceans. Among them are species of fish familiar to all from menus and aquariums. However, if you are patient and peer long enough beneath the surface you can ...

In the face of the biodiversity crisis, and alarming data showing a 69% decline in global animal populations since 1970, researchers are banking on a cool solution to help save species from extinction ...

Experts are sounding the alarm after an invasive species of bass has bred with local fish to create a new, dangerous fish. According to Wired2Fish, scientists in North Carolina are concerned that ...

A park visitor captured stunning footage of a rare species while on a routine walk through a small city in Canada. Situated near the U.S. border, Trail, British Columbia, isn't the most famous or ...