The three wolf packs have efficiently taken down a quarter of the island's once overabundant moose population in the last year.

The latest Isle Royale survey shows the wolf population at its highest since the 1970s, with 37 wolves in three large packs. This recovery, aided by a National Park Service translocation project, ...

Scientists estimate that 37 of the animals now roam the rugged archipelago, which has contributed to the dwindling moose ...

"Predator/Prey: The Fight for Isle Royale Wolves" Film synopsis: The fragile ecosystem of Isle Royale National Park is dominated by the predator/prey relationship between wolves and moose. But on the ...