# Why are beavers captivated by dams? - Glynnis Hood

Page: https://stenobird.com/podcast/ted-ed-7859430/why-are-beavers-captivated-by-dams-glynnis-hood
Text version: https://stenobird.com/podcast/ted-ed-7859430/why-are-beavers-captivated-by-dams-glynnis-hood.md
Podcast: [TED-Ed](https://stenobird.com/podcast/ted-ed-7859430)
Published: 2026-07-20T06:30:00+00:00
Episode link: https://traffic.megaphone.fm/VG9027465189.mp3
Audio file: https://traffic.megaphone.fm/VG9027465189.mp3
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JSON: https://stenobird.com/v1/public/podcasts/ted-ed-7859430/episodes/why-are-beavers-captivated-by-dams-glynnis-hood
Duration seconds: 449

## Resource

Explore how beavers build their impressive dams, and what impact these structures have on the surrounding environment. --Nestled in the forests of Canada sits the world’s longest beaver dam. This 850-meter-long structure is large enough to be seen in satellite imagery and has dramatically transformed the region, creating a pond containing 70 million liters of water. But dams of any size can have huge impacts on their environment. So how exactly do beavers build these impressive structures? Glynnis Hood investigates.Lesson by Glynnis Hood, directed by Keegan Thornhill.Support Our Non-Profit Mission----------------------------------------------Support us on Patreon: http://bit.ly/TEDEdPatreonCheck out our merch: http://bit.ly/TEDEDShop----------------------------------------------Connect With Us----------------------------------------------Sign up for our newsletter: http://bit.ly/TEDEdNewsletterFollow us on Facebook: http://bit.ly/TEDEdFacebookFind us on Twitter: http://bit.ly/TEDEdTwitterPeep us on Instagram: http://bit.ly/TEDEdInstagram----------------------------------------------Keep Learning----------------------------------------------View full lesson: https://ed.ted.com/lessons/why-do-beavers-build-dams-glynnis-hoodDig deeper with additional resources: https://ed.ted.com/lessons/why-do-beavers-build-dams-glynnis-hood#digdeeperAnimator's website: https://www.instagram.com/cosmiconionringMusic: https://www.campstudio.co----------------------------------------------Thank you so much to our patrons for your support! Without you this video would not be possible! Orlellys Torre, Corheu, Thomas Mee, Maryann H McCrory, Blas Borde, John Hellmann, Poompak Meephian, Chuck Wofford, Adam Pagan, Wes Winn, Conder Shou, ntiger, Noname, Hansan Hu, David D, Mac Hyney, Keith Elliso…

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