I entered the water with my camera, hoping to film some of the armoured catfish that Luiz told us were here ... Think of the blind cave tetras of Mexico, the desert gobies of Australia, the tiny fish ...

In a river of eastern Brazil, an “armored” creature swam along searching for the next meal to sink its “copper colored” teeth ...

In a mountain stream of southern Brazil, an “armored” creature swam along searching for the next meal to sink its “copper ...

Intrigued, researchers analyzed the catfish and soon realized they’d discovered a new species: Neoplecostomus altimontanus, or the high mountain armored catfish. A Neoplecostomus altimontanus ...

Intrigued, researchers analyzed the catfish and soon realized they’d discovered a new species: Neoplecostomus altimontanus, or the high mountain armored catfish. High mountain armored catfish ...