From the Brainerd Dispatch:

VOYAGEURS NATIONAL PARK — When they aren’t identifying record large trees in the forest, Thomas Gable and Austin Homkes’ day job is wolf research, trying to untangle the complex, mostly unknown relationship between wolves and beaver in Voyageurs National Park.

They live-trap wolves and place GPS collars on them in the early spring and then follow the packs around from April to October, checking out exactly what wolves eat.

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