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Park Service Weighs Whether to Boost Dwindling Isle Royale Wolf Numbers

Isolated population, down to three wolves, strained by rising temperatures and inbreeding

In the late 1940s, Isle Royale’s moose population, which swam to the island decades earlier, welcomed some new visitors: a group of gray wolves. The wolves had walked to the Michigan island from Canada, crossing Lake Superior in the winter when the…
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by: Jennifer Billock – June 14, 2016

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