With powerful jaws and a voracious appetite, they can take down much larger animals. Officials warn of dangerous fish ...

An amphibious mouse with webbed feet and an unsightly blob-headed fish are among the more than two dozen new species scientists discovered in a remote region of the Peruvian Amazon rainforest.

The blobfish is found in deep waters (a recurring theme among these ugly species) down to 3,900 feet near New Zealand and Australia. At that depth, an air bladder would be useless so the blobfish ...

Human changes to the environment, like urbanization and climate change, have caused and will cause many wildlife extinctions. Efforts to conserve species occur all over the world, but not all species ...

The fish, which can survive short periods of time in low-oxygen conditions by breathing air, is an invasive species.

The hardiest freshwater fish in America could revive the Midwest’s fishing industry—or destroy the Great Lakes. So much depends on your appetite.

This sea creature may have just experienced the "ugly duckling" glowup of the fish world. Once dubbed the "world's ugliest animal," the blobfish – scientific name Psychrolutes marcidus – has ...

According to the U.S. Fish and Wildlife Service, 736 animal species are listed as either threatened or endangered. Fewer than 50 have been taken off the list because they’ve recovered.

A strange looking fish pulled from an iced-over Vermont pond has ignited an online debate about what exactly made it so “ugly.” It’s assumed to be a chain pickerel, which are typically green ...

An amphibious mouse with webbed feet and an unsightly blob-headed fish are among the more than two dozen new species discovered by scientists in a remote region of the Peruvian Amazon rainforest.

An amphibious mouse with webbed feet and an unsightly blob-headed fish are among the more than two dozen new species discovered by scientists in a remote region of the Peruvian Amazon rainforest.