A lethal hunter lurks in the shadows of the river, quiet and unseen. While its name is a staple of terrifying folklore, the ...

FISH SCALES have to be tough, to provide protection, flexible, to permit movement and light, to preserve buoyancy. These conflicting requirements have driven the evolution of scales that can endure ...

Learn more about piranhas, why they have such a powerful bite, and why there are so many misconceptions around them.

A fight between a shark and a piranha is what one would expect to read about in a thriller novel, but not in scientific fact.

With the help of new technologies, a team has confirmed that piranhas lose and regrow all the teeth on one side of their face multiple times throughout their lives. How they do it may help explain why ...

Piranha fish have a powerful bite. Their teeth help them shred through the flesh of their prey or even scrape plants off rocks to supplement their diet. Years ago, scientists discovered that piranhas ...

A close up picture of two piranha fish with their sharp triangular teeth exposed. A school of piranhas attacked holiday makers playing in a stream in a Brazilian resort on May 1, leaving at least ...

This is one fish that definitely belonged in Jurassic mark – bite mark, that is. A 150-million-year old Piranha-like fish has been discovered, capable of ripping the flesh off the bones of its prey, ...

Jennifer Bisset was a senior editor for CNET. She covered film and TV news and reviews. The movie that inspired her to want a career in film is Lost in Translation. She won Best New Journalist in 2019 ...

CEDAR LAKE, Ind. (CBS)-- A retiree from Chicago thought he had the fish story of a lifetime in hand: a deadly Piranha in the waters of Cedar Lake, Ind. But like most fish stories, this one didn't turn ...

A new piranha-like fish from Jurassic seas with sharp, pointed teeth that probably fed on the fins of other fishes is seen in this artist's reconstruction of a fossil which was discovered in southern ...