"Dear whoever released an entire Pacu (a South American fish closely related to Piranha) into a NEIGHBORHOOD pond, how dare you," the department wrote. North Carolina Man Catches Fish With Human ...

The uploader of the video, who labeled them piranhas, has not responded to requests for comment. An earlier version of this story presumed the fish were piranhas, but after we received comments on ...

In 1841, researchers discovered Myloplus schomburgkii, a species of fish related to piranhas. Nearly 200 years later, ...