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The Cougar Project

A new study by College of Forestry researchers found that cougars in Zion National Park—like wolves in Yellowstone National Park—profoundly impact other aspects of the ecosystem. (More...)

Cougar Predation


Ripple, W.J. and Beschta, R.L. (2006). Linking a cougar decline, trophic cascade, and catastrophic regime shift in Zion National Park. Biological Conservation 133:397-408.

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