Black ghost knifefish, Apteronotus albifrons, swimming. They live on freshwater habitats in South America from Venezuela to Paraguay, including Amazon

- Image ID: MW13PN
Black ghost knifefish, Apteronotus albifrons, swimming. They live on freshwater habitats in South America from Venezuela to Paraguay, including Amazon
Paulo Oliveira / Alamy Stock Photo
Image ID: MW13PN
basin. Are weakly electric fish that use an electric organ and receptors distributed over the length of their body in order to locate preys. Much of its natural diet is insect larvae. While some fish can only receive electric signals, the black ghost knifefish can both produce and sense the electrical impulses. From Amazon Basin of Peru