"Great news for Yellowstone and the recovery of willows, cottonwood, and especially aspen trees, a species in decline all over the West." Wolves, reintroduced after a 70-year absence in 1995, have reduced the ample population of elk, which had been devouring the small aspen shoots. (LiveScience) Also, see the Feb. 2006 GNN-i article by Gary Wockner, which describes the return of wolves as bringing balance back to the landscapes of the rural west: Wolf Reintroduction an Environmental Success


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