The survey is conducted during the winter because it partly relies on identifying wolf tracks in the snow. Prior to the winter of 2007, the DNR sought to count wolves throughout the entire U.P ...

Meurett, a member of the Timber Wolf Information Network ... or "activity periods" – for the animals to leave tracks. If the snow is too old, the accumulation of tracks is harder to deciper.

Evidence consistent with wolf depredation was observed at the site, including wolf tracks, and bite marks consistent with known wolf predations. Five adult sheep were killed by a wolf, the ...