One of the most popular things to do in the Amazon rainforest is fishing for piranha. Photographer Steve Rhodes and Scott Swan did just that.

The paiche, one of the biggest freshwater fish, is a risk to native fish stocks in the Amazon.

Fishing may not be an activity on many a traveller's Tokyo must-do list – unless it's fishing for piranha in the middle of the city. Of the many popular fishing ...

Oklahoma resident Charlie Clinton, 11, caught a pacu, a South American relative of the piranha while fishing in a local pond ...

A retiree found a large, toothy fish outside his Cedar Lake, Ind. home. CBS 2's Mike Parker answers the question: Was it a piranha?

A 150-million-year old Piranha-like fish has been discovered, capable of ripping the flesh off the bones of its prey, according to a new study.