Butler County — A fish identified as a Pacu, native to South America and similar to a Piranha, was found at Glade Run Park in Butler County recently. Because the species is native to warmer climates, ...

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 ...

Piranha fish are incredible animals that have gotten a bit of a bad reputation over the years. Though relatively small, the fish sport jaws lined with incredibly sharp teeth that they can use to tear ...

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 ...

Think of them as extra-large parasites. A small group of fishes -- possibly the world's cleverest carnivorous grazers -- feeds on the scales of other fish in the tropics. The different species' ...

OSLO (Reuters) - Scientists have found a new type of piranha and a ray among 13 new species of freshwater fish in an area of Venezuela where pollution from gold mines is emerging as a threat, a ...

An ancient flesh-eating fish that was remarkably similar to modern day piranhas has been discovered. Piranhamesodon pinnatomus lived around 150 million years ago—alongside the dinosaurs—and it ...