Holdermann, David, Texas Parks and Wildlife, Trans-Pecos District 1, 109 South Cockrell, Alpine, Texas 79830, United States

• The Canadian Field-Naturalist Vol. 123 No. 3 (2009) - Articles
  Habitat-Distribution Modeling of a Recolonizing Black Bear, Ursus americanus, Population in the Trans-Pecos Region of Texas
  Abstract  PDF