Evidence Documents
Note: These are some documents that provide information on particularly strong evidence supporting the fact that domestic sheep and goats can pass fatal disease to bighorns. These articles are found intermingled in other bibliography lists.
Foreyt, William J., and D.A. Jessup. 1982. Fatal pneumonia of bighorn sheep following association with domestic sheep. Journal of Wildlife Diseases 18, no. 2 (April): 163-168.
Foreyt, William J., Kurt P. Snipes, and Rick W. Kasten. 1994. Fatal pneumonia following inoculation of healthy bighorn sheep with Pasteurella haemolytica from healthy domestic sheep. Journal of Wildlife Diseases 30, no. 2 (April): 137-145.
George, Janet L., Daniel J. Martin, Paul M. Lukacs, and Michael W. Miller. 2008. Epidemic Pasteurellosis in a bighorn sheep population coinciding with the appearance of a domestic sheep. Journal of Wildlife Diseases 44, no. 2 (April): 388-403.
Goodson, N. J. 1982. Effects of domestic sheep grazing on bighorn sheep populations: A review. In Proceedings of Northern Wild Sheep and Goat Council’s 3rd Biennial Symposium, Fort Collins, CO. March 17-19.
Jeffress, Jim. 2008. Transmission of Pasteurella haemolytica between domestic sheep and a free-ranging bighorn ewe. In proceedings of Northern Wild Sheep and Goat Council’s 16th Biennial Symposium, Midway, UT. April 27-May 1.
Lawrence, Paulraj K., Sudarvili Shanthalingam, Rohana P. Dassanayake, Renuka Subramanium, Caroline N. Herndon, Donald P. Knowles, Red R. Rurangirwa, William J. Foreyt, Gary Wayman, Ann Marie Marciel, Sarah K. Highlander, and Subramanium Srikumaran. 2010. Transmission of Mannheimia haemolytica from domestic sheep (Ovis aries) to bighorn sheep (Ovis canadensis): Unequivocal demonstration with green fluorescent protein-tagged organisms. Journal of Wildlife Diseases 46, no. 3 (July): 706-717.
Monello, Ryan J., Dennis L. Murray, and E. Francis Cassirer. 2001. Ecological correlates of pneumonia epizootics in bighorn sheep herds. Canadian Journal of Zoology 79, no. 8 (August): 1423-1432.
Martin, Kevin D., Tim Schommer, and Victor L. Coggins. 1996. Literature review regarding the compatibility between bighorn and domestic sheep. In proceedings of Northern Wild Sheep and Goat Council’s 10th Biennial Symposium, Silverthorne, CO, April 29-May 3.
Onderka, D.K., and W.D. Wishart. 1988. Experimental contact transmission of Pasteurella haemolytica from clinically normal domestic sheep causing pneumonia in Rocky Mountain bighorn sheep. Journal of Wildlife Diseases 24, no. 4 (October): 663-667.
Rudolph, Karen M., David L. Hunter, William J. Foreyt, E. Frances Cassirer, Richard B. Rimler, and Alton C.S. Ward. 2003. Sharing of Pasteurella spp. between free-ranging bighorn sheep and feral goats. Journal of Wildlife Diseases 39, no. 4 (October): 897-903.
The Wildlife Society and American Association of Wildlife Veterinarians (TWS and AAWV). 2015. Joint Issue Statement: Domestic Sheep and Goats Disease Transmission Risk to Wild Sheep. http://wildlife.org/wp-content/uploads/2015/03/WS-DS_DiseaseTransmission _TWS-AAWV_JointStatement_APPROVED.pdf (accessed April 26, 2015).
U.S. Forest Service (USFS). 2008. A Review of Disease Related Conflicts Between Domestic Sheep and Goats and Bighorn Sheep, by Timothy J. Schommer and Melanie M. Woolever. Fort Collins, CO. http://www.fs.fed.us/qoi/documents/2009/CWGA-zpfile000.pdf (accessed October 15, 2011). [govt. doc.]
Ward, A.C.S., D.L. Hunter, M.D. Jaworski, P.J. Benolkin, M.P. Dobel, J.B. Jeffress, and G.A. Tanner. 1997. Pasteurella spp. in sympatric bighorn and domestic sheep. Journal of Wildlife Diseases 33, no. 3 (July): 544-557.
Wehausen, John D., Scott T. Kelley, and Rob R. Ramey II. 2011. Domestic sheep, bighorn sheep, and respiratory disease: A review of the experimental evidence. California Fish and Game 97, no. 1 (Winter): 7-24. http://nrm.dfg.ca.gov/FileHandler.ashx?DocumentID=4651 1(accessed May 23, 2012).
Western Association of Fish and Wildlife Agencies (WAFWA). 2010. WAFWA Wild Sheep Working Group summary: Winter 2009-2010 bighorn sheep die-offs (3/16/10). Cheyenne: WAFWA. Web address no longer available (accessed August 23, 2010; based on file info).
Summary on 9 BHS Die-offs in 5 Western States: Winter 2009-10 (June 22, 2010). Cheyenne: WAFWA. http://www.wafwa.org/documents/wswg/Summary9BHSdie-offsin5westernstateswinter 2009-10.pdf (accessed May 17, 2012).