10 books • 2 series
Tracking Cougars (Halfpenny Tracks)
Tracking Wolves
Discovering Yellowstone Wolves
Yellowstone Bears in the Wild
Scats and Tracks of the Midwest (Scats and Tracks)
Scats and Tracks of the Great Lakes (Scats and Tracks)
Yellowstone Wolves in the Wild
Scats and Tracks of the Rocky Mountains (Scats and Tracks)
Scats and Tracks of the Pacific Coast (Scats and Tracks)
Winter