John Vucetich, a wildlife ecologist from Michigan Technological University, leads the wolf-moose Winter Study at Isle Royale National Park and writes a blog for New York Times.

John Vucetich, a wildlife ecologist from Michigan Technological University, leads the wolf-moose Winter Study at Isle Royale National Park.

 There’s a new kid in town — or at least there was — among the long-studied wolves of Lake Superior’s Isle Royal, where biologist called him “The Old, Gray Guy.”

While both wolves and moose have been struggling in recent times on Isle Royale, home of the longest study of it’s kind, it is wolves who are faring the worst, while moose seem to be holding steady.

Intriguing relationship found between moose, wolves and the surrounding ecosystem.

Tom Meersman reports on the worrying results from a 51-year study taking place in Isle Royale National Park.