1. Department of Pathology, Microbiology, and Immunology, University of California, One Shields Ave., Davis, California 95616, USA
2. New Mexico Department of Game and Fish, P.O. Box 25112, Santa Fe, New Mexico 87504, USA
3. Henry Provencio, Turner Endangered Species Fund, Armendaris Ranch, HC 32 Box 191, Truth or Consequences, New Mexico 87901, USA
4. Department of Biology, University of New Mexico, P.O. Box 704, Santa Fe, New Mexico 87504, USA
5. New Mexico Department of Agriculture, Veterinary Diagnostic Services, P.O. Box 4700, 700 Camino de Salud NE, Albuquerque, New Mexico 87196-4700, USA
6. Department of Fishery and Wildlife Science, New Mexico State University, P.O. Box 30003, MSC 4901, Las Cruces, New Mexico 88003-8003, USA