The Ecology of Fear Scientists Say Wolves Are Helping Restore Yellowstone's Ecosystem

After spending four years connecting dozens of dots, two Oregon State University professors published a study crediting Yellowstone Park’s reintroduced wolves with unilaterally beginning a dramatic restoration of the ailing Lamar River valley. And the implications, like the wolves themselves, have spread beyond the borders of Yellowstone to other regions of the Pacific Northwest, where splinter packs are eventually expected to take up residence.