Electric Eels Use Built-In "Taser" to Remotely Stun Their Prey It's the first evidence found in nature that an animal can remotely control another with electricity. By Carrie Arnold for National Geographic Published December 4, 2014 Talk about a shock—electric eels use their built-in "taser" to stun prey from a distance, a new study reveals. Strong, fast pulses delivered remotely by the fish Electrophorus electricus cause its victim's muscles to contract, essentially paralyzing it. Then, the electric eel can swim over and slurp up its prize in one easy gulp. The discovery is the first time scientists have found that...