Study discovers mechanism behind electric fish's unusual trait

Scientists find the shocking truth about electric fish

A Slimy Discovery: New Fossil Found Of Jawless, Backless Hagfish : NPR

Electric organ (fish) - Wikipedia

Ecology of fear in highly invasive fish revealed by robots. - Abstract - Europe PMC

Evolution and physiology of electroreceptors and electric organs in Neotropical fish - ScienceDirect

Wolf Eel Facts, Size & Characteristics

Frontiers Predation and Crypsis in the Evolution of Electric Signaling in Weakly Electric Fishes

Electric Fish - an overview

Body Morphology in the Two Taxa of Weakly Electric Fish. On the left