1. Beck, T.D.I., 1991. Black Bears of West-Central Colorado. Colorado Division of Wildlife Technical Publication No. 39, pp. 1–86
2. Are desert basins effective barriers to movements of relocated black bears (Ursus americanus)?;Beckmann;Western North American Naturalist,2004
3. Dispersal of juvenile cougars in fragmented habitat;Beier;Journal of Wildlife Management,1995
4. Metapopulation models, tenacious tracking, and cougar conservation;Beier,1996
5. On the use of demographic models of population viability in endangered species management;Beissinger;Journal of Wildlife Management,1998