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Bailey, E. P.  1992.  Red foxes, Vulpes vulpes, as biological control
     agents for introduced arctic foxes, Alopex lagopus, on Alaskan
     islands.  Canadian Field-Naturalist 106:200-205.

Carbyn, L. N.  1982.  Coyote population fluctuations and spatial distribution
     in relation to wolf territories in Riding Mountain National Park, 
     Manitoba. Canadian Field-Naturalist 96:177-183.

_____, H. J. Armbruster, and C. Mamo.  1994.  The swift fox reintroduction 
     program in Canada from 1983 to 1992. Pages 247-271 in M. L. 
     Bowles and C. J. Whelan, editors. Restoration of endangered species: 
     conceptual issues, planning and implementation.  Cambridge University 
     Press, Cambridge, United Kingdom.

Covell, D. F.  1992.  Ecology of the swift fox (Vulpes velox) in 
     southeastern Colorado. Thesis, University of Wisconsin-Madison, 
     Madison, Wisconsin, USA.

Cypher, B. L., and J. H. Scrivner.  1992.  Coyote control to protect endangered 
     San Joaquin kit foxes at the Naval Petroleum Reserves, California.  
     Proceedings of the Vertebrate Pest Conference 15:42-47. 

Disney M., and L. K. Spiegel.  1992.  Sources and rates of San Joaquin kit fox 
     mortality in western Kern County, California. Transactions of the Western 
     Section of the Wildlife Society  28:73-82.

Federal Register.  1995.  June 16. 60(116):31663-31666.

Frederickson, L.  1979.  Furbearer population surveys: techniques, problems 
     and uses in South Dakota. Pages 62-70 in Proceedings of the 
     Midwest furbearer conference, Cooperative Extension Service, Kansas 
     State University, Manhattan, Kansas, USA.

Hillman, C. N., and J. C. Sharps.  1978.  Return of the swift fox to the 
     Northern Plains. Proceedings of the South Dakota Academy of Science. 
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Hines, T. D.  1980.  An ecological study of Vulpes velox in Nebraska. 
     Thesis, University of Nebraska, Lincoln, Nebraska, USA.

Johnson, D. H., and A. B. Sargeant.  1977.  Impact of red fox predation on 
     the sex ratio of prairie mallards.  U.S. Fish and Wildlife Service 
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Kilgore, D. L., Jr. 1969.  An ecological study of the swift fox (Vulpes 
     velox) in the Oklahoma Panhandle. American Midland Naturalist 
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Laurion, T. R.  1988.  Underdog.  Natural History 97:66-70.

Lee, E. T.  1992.  Statistical methods for survival analysis. Second edition. 
     J. Wiley & Sons, New York, New York, USA.

Linhart, S. B., and F. F. Knowlton.  1975.  Determining the relative abundance 
     of coyotes by scent station lines. Wildlife Society Bulletin 3:119-124.

Miller, B., G. Ceballos, and R. Reading.  1994.  The prairie dog and biotic 
     diversity.  Conservation Biology 8:677-681.

Mohr, C. O.  1947.  Table of equivalent populations of North American small 
     mammals.  American Midland Naturalist 37:223-249.

National Climatic Data Center.  1996. Climatological data annual summary: 
     Kansas. National Climatic Data Center, Asheville, North Carolina, USA. 

_____. 1997. Climatological data annual summary: Kansas.  National Climatic 
     Data Center, Asheville, North Carolina, USA.

O'Farrell, T. P.  1987.  Kit fox. Pages 423-431 in M. Novak, J. A. 
     Baker, M. E. Obbard, and B. Malloch, editors. Wild furbearer 
     management and conservation in North America. Ontario Trappers 
     Association, North Bay, Ontario, Canada.

Pollock, K. H., S. R. Winterstein, C. M. Bunck, and P. D. Curtis. 1989.  
     Survival analysis in telemetry studies: the staggered entry design. 
     Journal of Wildlife Management 53:7-15.

Ralls, K., and P. J. White.  1995.  Predation on endangered San Joaquin kit 
     foxes by larger canids. Journal of Mammalogy 76:723-729. 

Rongstad, O. J., T. R. Laurion, and D. E. Andersen.  1989.  Ecology of swift 
     fox on the Piñon Canyon Maneuver site, Colorado.  Final report 
     to the U.S. Army, Directorate of Engineering and Housing, Fort Carson, 
     Colorado, USA. 

Roughton, R. J., and M. W. Sweeny.  1982.  Refinements in scent-station 
     methodology for assessing trends in carnivore populations. Journal 
     of Wildlife Management 46:217-229.

Rudzinski, D. R., H. B. Graves, and A. B. Sargeant.  1982.  Behavioral 
     interactions of penned red and arctic foxes. Journal of Wildlife 
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Samuel, D. E., and B. B. Nelson.  1982.  Foxes.  Pages 475-490 in 
     J. A. Chapman and G. A. Feldhamer, editors. Wild mammals of North 
     America: biology, management, and economics. John Hopkins University 
     Press, Baltimore, Maryland, USA.

Sargeant, A. B., S. H. Allen, and J. O. Hastings.  1987.  Spatial relations 
     between sympatric coyotes and red foxes in North Dakota.  Journal of 
     Wildlife Management 51:285-293.

_____, R. J. Greenwood, M. A. Sovada, and T. L. Shaffer.  1993.  Distribution 
     and abundance of predators that affect duck production-Prairie Pothole 
     Region. U.S. Fish and Wildlife Service Resource Publication 194.

SAS Institute. 1988.  SAS/STAT user's guide. Version 6. Volume 1. Fourth 
     edition. Cary, North Carolina, USA.

Schitoskey, F., Jr.  1975.  Primary and secondary hazards of three rodenticides 
     to kit fox. Journal of Wildlife Management 39:416-418.

Scott-Brown, J. M., S. Herrero, and J. Reynolds.  1987.  Swift fox. Pages 
     433-441 in  M. Novak, J. A. Baker, M. E. Obbard, and B. 
     Malloch, editors. Wild furbearer management and conservation in 
     North America. Ontario Trappers Association, North Bay, Ontario, 
     Canada.

Smith, G. J.  1987.  Pesticide use in relation to wildlife: organophosphorus 
     and carbamate compounds. U. S. Fish and Wildlife Service Resource 
     Publication 170.

Standley, W. G., W. H. Berry, T. P. O'Farrell, and T. T. Kato. 1992.  Mortality 
     of San Joaquin kit fox (Vulpes velox macrotis) at Camp Roberts 
     Army National Guard training site, California. U. S. Department of 
     Energy Topical Report EG&G/EM Santa Barbara Operations Report  
     EGG 10617-2157.

Storm, G. L., R. D. Andrews, R. L. Phillips, R. A. Bishop, D. B. Siniff, and 
     J. R. Tester.  1976.  Morphology, reproduction, dispersal, and mortality 
     of midwestern red fox populations. Wildlife Monographs 49:1-82.

White, G. C., and R. A. Garrott.  1990.  Analysis of wildlife radio-tracking 
     data. Academic Press, San Diego, California, USA.

Zumbaugh, D. M., and J. R. Choate.  1985.  Historical biogeography of foxes 
     in Kansas.  Transactions of the Kansas Academy of Science 88:1-13.