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Warming Alters Predator-Prey Balance |
| Published: July 21, 2008, 12:00 am |
| Tags: warming, alters, predator prey, balance, john vucetich, rolf peterson, national park service, durward allen, lake superior, michigan technological university, national science foundation, purdue university, minnesota |
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ISLE ROYALE, Mich. -- For six decades since they loped across frozen Lake Superior to reach this rocky island, wolves have roamed 45-mile-long Isle Royale, the nation's least-visited national park. [ Full article ] |
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