Watching wolves, moose -- and heat -- on Michigan island

By JOHN FLESHER, Associated Press Writer, General Science / Biology

In this photo provided by Michigan Tech University, wolves in the East Pack are seen in the snow on Isle Royale on Feb. 9, 2008. (AP Photo/Michigan Tech University, John Vucetich)

(AP) -- Ignoring our observation plane circling above the frozen Lake Superior wilderness, the eight gray wolves seemed as harmless as your beloved pooch cavorting with its pals in the yard. Trotting along Siskiwit Bay, they playfully nipped and pawed each other, pausing occasionally to roll in the snow.

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