The craze started with a boy named Rayyan Arkan Dikha, a 5th grader from Riau, Indonesia, whose swag levels might be the ...

Did you know a pet fish could do tricks? Check it out in this amazing retro find A pet fish named Gregory bonded with his ownerover tricks, cantaloupe and playful antics.

Back in 1992, Gregory the pet fish chased balls and jumped for cantaloupes.

In this captivating video, a massive pacu fish exhibits unexpected flopping behavior, drawing attention to the unique challenges of caring for large, exotic freshwater species. The footage ...

An angler casting his line in a Maryland creek reeled in something highly unusual for the state: a fish with a full set of human-like teeth.

Scary fish with human-like teeth found in Texas lake The pacu, a South American freshwater fish that is a relative of the piranha, was likely released from an aquarium, officials say.

An invasive pacu fish was found swimming in Lake Meredith. With human-like teeth, the species is part of the piranha family.

An invasive pacu fish was found swimming in Lake Meredith. With human-like teeth, the species is part of the piranha family.