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Electric eel

Adapted from Wikipedia · Explorer experience

An electric eel on display at the New England Aquarium. Electric eels are fascinating fish known for their ability to produce electric shocks for defense and hunting.

Electric Eels

Electric eels are special fish that live in the freshwater rivers of South America. Even though they are called “eels,” they are not really true eels. They belong to a group called knifefish, which are more like catfish.

People have known about electric eels for a very long time. Scientists first studied them in 1775, and their ability to make electricity helped people learn more about electric power. In fact, this helped create the first electric battery in 1800!

Electric eels have long, slim bodies and can grow quite big — up to about as tall as a grown-up person! They hunt mostly at night and can sense what is around them using tiny electric signals. Even though they can make strong electric shocks, they use them to find food and help themselves move, not to hurt people on purpose.

These fish are very interesting to scientists. By studying their special cells that make electricity, researchers have made tiny power sources that might help future gadgets. Electric eels live in muddy river bottoms and like shady spots. They are fascinating friends of the water world!

Images

Illustration of Exodon paradoxus, a species of fish from South America, from a historical scientific expedition.
An illustration of Sternarchorhynchus oxyrhynchus, a type of electric fish.
A barred knifefish, also known as Steatogenys elegans, swimming in its natural habitat.
An illustration of Rhamphichthys marmoratus, a type of fish found in South America.
An electric fish called Gymnotus sp. swimming in its natural habitat.
A scientific photograph of an electric fish (Electrophorus electricus) from the National Museum of Natural History.
A scientific image of Eigenmannia sp., a type of electric fish, shown on a white background for educational use.
An electric catfish, Torpedo electricus, from the Congo River, showcasing its unique appearance and natural habitat.
Scientific illustrations showing how to identify three different species of electric eels by their body and head features.
A scientific photograph of a fish species called Electrophorus voltai, showing its side profile for educational use.
A scientific photograph of a fish species called Electrophorus varii, showing its lateral view. This type of fish is found in the Goiapi River in Brazil.
Map showing where three types of electric eels are found in northern South America.

Related articles

South America
Electric battery

This article is a child-friendly adaptation of the Wikipedia article on Electric eel, available under CC BY-SA 4.0.

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