2/15/14, by Josephine Marcotty, Star Tribune

Bitter winter, pup survival alter Isle Royale wolf debate

At least two new healthy pups, and perhaps three, have survived their first perilous months of life – proof that the famous wolves, which number less than a dozen, may not be dwindling after all.  And twice this winter, the bitter cold that has halted shipping across Lake Superior has also created temporary ice bridges across the 20-mile channel between Isle Royale and the Minnesota-Ontario mainland…

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