Latest Wolves and moose on Isle Royale Stories
During their annual Winter Study at Isle Royale National Park, scientists from Michigan Technological University counted nine wolves organized into one breeding pack and a second small group that is a remnant of a formerly breeding pack.
Researchers from Michigan Technological University studying the wolf population at Isle Royale National Park were bewildered as to why there was a significant decline in the numbers of wolves on the northwest island on Lake Superior during their 2012 Winter Study.
Nearly thirty gray wolves living on an island chain in northwestern Lake Superior have backbone malformations as a result of genetic inbreeding, presenting yet another hurdle for the wolvesâ€™ long-term survival, wildlife experts say.
For campers at Isle Royale National Park, sighting a gray wolf is a rare and thrilling experience. At least, it has been. But some wolves have gotten a bit too familiar this summer, wandering into camping areas and showing little of their customary fear of people.
Rolf Peterson has chronicled with endless fascination the not-so-peaceful coexistence between wolves and moose on Isle Royale, a wilderness national park in Lake Superior whose isolation provides a rare setting for predator and prey to interact with minimal human contact.
Otters cavorting in the water is a scene with which weâ€™re all familiar. Yet, unlike many other mammals that spend a considerable amount of time in the waterâ€“polar bears, seals, dolphins, and whalesâ€“river otters do not have a thick layer of body fat to keep warm. They rely, instead, on a few unique adaptations; namely, their fur and the densely packed layer of specially adapted underhairs.
Mercilessly hounded by blood-sucking ticks, the Isle Royale moose herd is on a downward spiral - and the wolf packs that roam the national park in Lake Superior are taking advantage.
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