Porcupines.
Schemnitz, S.D. 1994. Porcupines. Pages B81-B83. In: S.E. Hygnstrom, R.M. Timm and G.E. Larson (editors). Prevention and Control of Wildlife Damage. University of Nebraska Cooperative Extension Service, Lincoln, NE.
Schemnitz, S.D. 1994. Porcupines. Pages B81-B83. In: S.E. Hygnstrom, R.M. Timm and G.E. Larson (editors). Prevention and Control of Wildlife Damage. University of Nebraska Cooperative Extension Service, Lincoln, NE.