Deep below the surface of a river in northern Brazil, a “shy” creature tucked its “armored” body into a rocky crevice. Divers ...

In a river of northeastern Brazil, an “armored” creature with “large” eyes paused to rest against a rock. The maze-like ...

Scientists have found prized Siamese fighting fish are typically being kept in conditions a quarter of the size they need to ...

These catfish had never been scientifically classified, despite being popular aquarium pets for decades. Looking at the fish in a laboratory, researchers quickly realized they’d discovered a new ...