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

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

scientists discovered a new species of armored catfish named Neoplecostomus sapucai. This fish, characterized by its “copper colored” teeth and bony plates, was found in crystal-clear ...

The lake sturgeon, with its sleek shape and rows of bony plates on its sides, looks a bit like an armored torpedo ... These organs, called barbels, help the fish to locate bottom-dwelling prey ...

Placoderms are a class of prehistoric armoured fish that first appeared during the ... an armour-like external skeleton made up of bony plates covering their head and thorax.