While there are variations in diet between the different piranha species, many of them have fish as a major component. This can be flesh, fins, scales, or the whole fish.

In a river of northern Bolivia, a silvery predator with “sharp” teeth swam through the murky waters. Its white eyes scanned ...

Scientists found a predatory fish with sharp teeth, white eyes in rivers, lagoons and discovered new species: Castellón’s piranha, study said & photo shows.

The team realized they’d discovered a new species: Serrasalmus castellonae, or Castellón’s piranha. Castellón’s piranhas have flattened bodies reaching about 7 inches long, the study said.

Scientists found a predatory fish with sharp teeth, white eyes in rivers, lagoons and discovered new species: Castellón’s piranha, study said & photo shows.

Scientists found a predatory fish with sharp teeth, white eyes in rivers, lagoons and discovered new species: Castellón’s piranha, study said & photo shows.

Scientists found a predatory fish with sharp teeth, white eyes in rivers, lagoons and discovered new species: Castellón’s piranha, study said & photo shows.