FORA.tv Science

Yellowstone Ecosystem Saved by the Ecology of Fear

  • Posted: 11/25/2014
    • Length: 03:43
    • Plays: ???
Synopsis >

Mary Ellen Hannibal, author of The Spine of the Continent, details how the reintroduction of wolves to Yellowstone changed the behavior of elk enough to alter and heal the environment after decades of their absence.

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