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[The Shocking Secret of Electric Eels: Nature's Collaborative Hunters]-[Tell Me How You Really Eel]

Wow in the World · B1 · 2021-05-24

Preschool Enlightenment
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📋 Summary

The Surprising Social Lives of Electric Eels

In a recent episode of Wow in the World, hosts Mindy and Guy Raz explored the fascinating and often misunderstood behavior of electric eels (Electrophorus bulti). While Mindy’s attempt to replace a car engine with these creatures was purely comedic, the scientific reality behind their behavior is truly "shocking."

Challenging the Solitary Myth

For a long time, the scientific community believed that electric eels were "solitary creatures," meaning they lived and hunted alone. However, recent research conducted by Dr. Douglas Bastos in the Amazon rainforest has completely overturned this assumption. Dr. Bastos observed that these creatures, which can grow to be "eight-foot-long," actually engage in sophisticated group hunting behaviors.

Teamwork in the Amazon

Unlike many other fish, electric eels hunt in packs. When encountering schools of "tetrafish," the eels coordinate their efforts to ensure a successful catch. Because the tetrafish are incredibly fast, individual eels would struggle to catch them. Instead, the eels "surround the schools of tetrafish and launch a joint electric shock through the water." This massive, synchronized discharge stuns the prey, launching them into the air and making them easy targets for the eels to "gobble them up."

Synchronized Electricity

One of the most impressive aspects of this behavior is how the eels coordinate their attacks without verbal communication. Scientists believe that these eels use "low-level electric pulses as sort of a countdown to when to strike." This level of coordination is rare in the fish kingdom and is more commonly associated with mammals like orcas or wolves. The power of these coordinated groups is immense; researchers have predicted that a group of just 10 eels could generate enough electricity to "power 100 light bulbs," with some swarms consisting of over 100 eels at once.

Future Research

Dr. Bastos is continuing his study of these remarkable animals. Future research will focus on whether this "teaming up to hunt" behavior is a learned family trait or a broader social dynamic. By using "radio tracking tags" and genetic testing, scientists hope to determine if these hunting packs are made up of related family members or simply strangers with a shared survival strategy.

Ultimately, the episode serves as a reminder that the natural world is full of complex social structures that we are only just beginning to understand. While you certainly shouldn't try to power your car with electric eels, their ability to work as a team is a testament to the ingenuity of nature.

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get on with the show
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pumped up
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fear not
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📖 Transcript

Grownups, Wondery Plus subscribers can listen to Wow in the World early and ad-free right now.
Join Wondery Plus in the Wondery app or Wondery Kids Plus on Apple Podcasts.
Hey, Wowzer fans, Mindy here.
And before we start the show, I got to let you know that this November, with a special new episode featuring our friends at Circle Round and Terrestrials on Radiolab for Kids,
And don't miss when Elmo from Sesame Street stops by Wow in the World to make us all belly laugh on November 24th.
Oh, but that's not all, Reg.

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