Piranha is a general name used to describe a group of freshwater fish with a fearsome reputation when it comes to feeding.

At first glance, the fish looked like another known species ... The new species was identified by its body shape, scales, fin shape, coloring and other subtle physical features, the study said.

When Michael Nelson, executive chef at GW Fins in New Orleans ... of his efforts to reduce waste and use the whole fish, even boiling fish scales to create a neutral gelatin and turning fish ...