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What is phantom traffic and why is it ruining your life?
lesson duration 04:54
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1,730,299 views
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Vultures: The acid-puking, plague-busting heroes of the ecosystem
lesson duration 05:06
1,301,552 views
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Mating frenzies, sperm hoards, and brood raids: The life of a fire ant queen
lesson duration 05:19
4,659,590 views
Why I invited a million people beneath a disappearing glacier - Joe Hanson
lesson duration 15:39
61,292 views
3,495,062 views
1,268,422 views
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233,647 views
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