Glynnis Hood: Why are beavers obsessed with dams?

Video source record: https://www.ted.com/talks/glynnis_hood_why_are_beavers_obsessed_with_dams

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Summary

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

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• Source collection: Wikivideos
• License: CC / Public Domain
• Category: Space

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Academic references

1. Primary source record: https://www.ted.com/talks/glynnis_hood_why_are_beavers_obsessed_with_dams
2. Topic lookup: Google Scholar search for “Glynnis Hood: Why are beavers obsessed with dams?”