electric eels

  • Electric Eels Seen Hunting in Groups for the First Time

    Electric Eels Seen Hunting in Groups for the First Time

    Electric eels were already exceptionally weird fish. These eels — actually three different species of giant, South American knifefish — pack as much as an 860-volt punch used to stupefy prey and defend themselves. Long thought to be exclusively solitary predators of slow, murky rivers, new research suggests electric eels can hunt in groups, cooperatively…