If our deep freeze creates an Isle Royale ice bridge, will wolves use it again?
From MLive.com:
ISLE ROYALE, MI – During deeply cold winters, wolves have been using ice bridges to make Lake Superior crossings between Michigan’s Isle Royale and the nearby mainland in Minnesota and Canada for decades, research has shown.
Some big alpha males have ventured onto the island archipelago and stayed – adding a vital infusion of new DNA when faltering wolf packs needed it the most. Others have come to sniff around, check out the canine dating and mating scene, then trot back to their mainland home.
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