To feed or not to feed? Evidence of the intended and unintended effects of feeding wild ungulates

Journal of Wildlife Management

Volumn 78, Issue 8, 2014, Pages 1322-1334

  Milner, Jos M ^a,b   Van Beest, Floris M ^c   Schmidt, Karoline T ^d   Brook, Ryan K ^e   Storaas, Torstein ^a  

^a INLAND NORWAY UNIVERSITY OF APPLIED SCIENCES   (Norway)

^b UNIVERSITY OF ABERDEEN   (United Kingdom)

^c AARHUS UNIVERSITY   (Denmark)

^d University of Saskatchewan ^*  (Austria)

^e UNIVERSITY OF SASKATCHEWAN   (Canada)

Author keywords

artificial feeding; deer; forest damage; habitat impact; herbivore; hunting; supplemental feed; sustainable management; vehicle collision; wildlife disease

Indexed keywords

CONSERVATION PLANNING; FEEDING BEHAVIOR; POPULATION GROWTH; SUSTAINABLE DEVELOPMENT; TROPHIC LEVEL; UNGULATE; WILD POPULATION;

CERVIDAE; UNGULATA;

EID: 84911383126     PISSN: 0022541X     EISSN: 19372817     Source Type: Journal    
DOI: 10.1002/jwmg.798     Document Type: Review

References (137)

1. Allendorf, F. W., and, J. J. Hard,. 2009. Human-induced evolution caused by unnatural selection through harvest of wild animals. Proceedings of the National Academy of Sciences, USA 106: 9987-9994.
2. Anderson, E. M., 2007. Changes in bird communities and willow habitats associated with fed elk. Wilson Journal of Ornithology 119: 400-409.
3. Andreassen, H. P., H. Gundersen, and, T. Storaas,. 2005. The effect of scent-marking, forest clearing, and supplemental feeding on moose-train collisions. Journal of Wildlife Management 69: 1125-1132.
4. Andrew, M. H., 1988. Grazing impact in relation to livestock watering points. Trends in Ecology and Evolution 3: 336-339.
5. Austin, Z., J. C. R. Smart, S. Yearley, R. J. Irvine, and, P. C. L. White,. 2010. Identifying conflicts and opportunities for collaboration in the management of a wildlife resource: a mixed-methods approach. Wildlife Research 37: 647-657.
6. Ballesteros, M., B.-J. Bårdsen, P. Fauchald, K. Langeland, A. Stien, and, T. Tveraa,. 2013. Combined effects of long-term feeding, population density and vegetation green-up on reindeer demography. Ecosphere 4: 45.
7. Bårdsen, B.-J., P. Fauchald, T. Tveraa, K. Langeland, and, M. Nieminen,. 2009. Experimental evidence of cost of lactation in a low risk environment for a long-lived mammal. Oikos 118: 837-852.
8. Bårdsen, B.-J., P. Fauchald, T. Tveraa, K. Langeland, N. G. Yoccoz, and, R. A. Ims,. 2008. Experimental evidence of a risk-sensitive reproductive allocation in a long-lived mammal. Ecology 89: 829-837.
9. Barnett, D. T., and, T. J. Stohlgren,. 2001. Aspen persistence near the National Elk Refuge and Gros Ventre Valley elk feedgrounds of yoming, USA. Landscape Ecology 16: 569-580.
10. Bartoskewitz, M. L., D. G. Hewitt, J. S. Pitts, and, F. C. Bryant,. 2003. Supplemental feed use by free-ranging white-tailed deer in southern Texas. Wildlife Society Bulletin 31: 1218-1228.
11. Bartuszevige, A. M., and, B. A. Endress,. 2008. Do ungulates facilitate native and exotic plant spread? Seed dispersal by cattle, elk and deer in northeastern Oregon. Journal of Arid Environments 72: 904-913.
12. Bayliss, P., and, D. Choquenot,. 2002. The numerical response: rate of increase and food limitation in herbivores and predators. Philosophical Transactions of the Royal, Society of London Series B 357: 1233-1248.
13. Bieber, C., and, T. Ruf,. 2005. Population dynamics in wild boar Sus scrofa: ecology, elasticity of growth rate and implications for the management of pulsed resource consumers. Journal of Applied Ecology 42: 1203-1213.
14. Blanchong, J. A., K. T. Scribner, B. K. Epperson, and, S. R. Winterstein,. 2006. Changes in artificial feeding regulations impact white-tailed deer fine-scale spatial genetic structure. Journal of Wildlife Management 70: 1037-1043.
15. Boyce, M. S., 1989. The Jackson Elk Herd: intensive wildlife management in North America. Cambridge University Press, Cambridge, United Kingdom.
16. Brown, E., and, J. Mandery,. 1962. Planting and fertilisation as a possible means of controlling distribution of big game animals. Journal of Forestry 60: 33-35.
17. Brown, R. D., and, S. M. Cooper,. 2006. The nutritional, ecological, and ethical arguments against baiting and feeding white-tailed deer. Wildlife Society Bulletin 34: 519-524.
18. Butler, M. J., A. P. Teaschner, W. B. Ballard, and, B. K. McGee,. 2005. Commentary: wildlife ranching in North America-arguments, issues, and perspectives. Wildlife Society Bulletin 33: 381-389.
19. Calenge, C., D. Maillard, P. Fournier, and, C. Fouque,. 2004. Efficiency of spreading maize in the garrigues to reduce wild boar (Sus scrofa) damage to Mediterranean vineyards. European Journal of Wildlife Research 50: 112-120.
20. Campbell, T. A., D. B. Long, and, S. A. Shriner,. 2013. Wildlife contact rates at artificial feeding sites in Texas. Environmental Management 51: 1187-1193.
21. Cash, S. D., D. L. Zamora, and, A. W. Lenssen,. 1998. Viability of weed seeds in feed pellet processing. Journal of Range Management 51: 181-185.
22. Ciuti, S., T. B. Muhly, D. G. Paton, A. D. McDevitt, M. Musiani, and, M. S. Boyce,. 2012. Human selection of elk behavioural traits in a landscape of fear. Proceedings of the Royal Society B-Biological Sciences 279: 4407-4416.
23. Cook, R. C., J. G. Cook, D. J. Vales, B. K. Johnson, S. M. McCorquodale, L. A. Shipley, R. A. Riggs, L. L. Irwin, S. L. Murphie, B. L. Murphie, K. A. Schoenecker, F. Geyer, P. B. Hall, R. D. Spencer, D. A. Immell, D. H. Jackson, B. L. Tiller, P. J. Miller, and, L. Schmitz,. 2013. Regional and seasonal patterns of nutritional condition and reproduction in elk. Wildlife Monographs 184.
24. Cooper, S. M., and, T. F. Ginnett,. 2000. Potential effects of supplemental feeding of deer on nest predation. Wildlife Society Bulletin 28: 660-666.
25. Cooper, S. M., M. K. Owens, R. M. Cooper, and, T. F. Ginnett,. 2006. Effect of supplemental feeding on spatial distribution and browse utilization by white-tailed deer in semi-arid rangeland. Journal of Arid Environments 66: 716-726.
26. Côté, S. D., T. P. Rooney, J.-P. Tremblay, C. Dussault, and, D. M. Waller,. 2004. Ecological impacts of deer overabundance. Annual Review of Ecology and Systematics 35: 113-147.
27. Creech, T. G., P. C. Cross, B. M. Scurlock, E. J. Maichak, J. D. Rogerson, J. C. Henningsen, and, S. Creel,. 2012. Effects of low-density feeding on elk-fetus contact rates on Wyoming feedgrounds. Journal of Wildlife Management 76: 877-886.
28. Cross, P. C., T. G. Creech, M. R. Ebinger, K. Manlove, K. Irvine, J. Henningsen, J. Rogerson, B. M. Scurlock, and, S. Creel,. 2013. Female elk contacts are neither frequency nor density dependent. Ecology 94: 2076-2086.
29. Cross, P. C., W. H. Edwards, B. M. Scurlock, E. J. Maichak, and, J. D. Rogerson,. 2007. Effects of management and climate on elk brucellosis in the Greater Yellowstone ecosystem. Ecological Applications 17: 957-964.
30. Cross, P. C., D. M. Heisey, B. M. Scurlock, W. H. Edwards, M. R. Ebinger, and, A. Brennan,. 2010. Mapping brucellosis increases relative to elk density using hierarchical Bayesian models. PLoS ONE 5: e10322.
31. Daszak, P., A. A. Cunningham, and, A. D. Hyatt,. 2000. Emerging infectious diseases of wildlife-threats to biodiversity and human health. Science 287: 443-449.
32. Doenier, P. B., G. D. DelGiudice, and, M. R. Riggs,. 1997. Effects of winter supplemental feeding on browse consumption by white-tailed deer. Wildlife Society Bulletin 25: 235-243.
33. Donohue, R. N., D. G. Hewitt, T. E. Fulbright, C. A. DeYoung, A. R. Litt, and, D. A. Draeger,. 2013. Aggressive behavior of white-tailed deer at concentrated food sites as affected by population density. Journal of Wildlife Management 77: 1401-1408.
34. Dunkley, L., and, M. R. L. Cattet,. 2003. A comprehensive review of the ecological and human social effects of artificial feeding and baiting of wildlife. Canadian Cooperative Wildlife Health Centre, Saskatoon, Saskatchewan, Canada.
35. Fauchald, P., T. Tveraa, C. Henaug, and, N. G. Yoccoz,. 2004. Adaptive regulation of body reserves in reindeer, Rangifer tarandus: a feeding experiment. Oikos 107: 583-591.
36. Forristal, V. E., S. Creel, M. L. Taper, B. M. Scurlock, and, P. C. Cross,. 2012. Effects of supplemental feeding and aggregation on fecal glucocorticoid metabolite concentrations in elk. Journal of Wildlife Management 76: 694-702.
37. Foster, C. N., P. S. Barton, and, D. B. Lindenmayer,. 2014. Effects of large herbivores on other animals. Journal of Applied Ecology 51: 929-938.
38. Fuller, R. J., and, R. M. A. Gill,. 2001. Ecological impacts of increasing numbers of deer in British woodland. Forestry 74: 193-199.
39. Garner, M. S., 2001. Movement patterns and behavior at winter-feeding and fall baiting stations in a population of white-tailed deer infected with bovine tuberculosis in the northeastern Lower Peninsula of Michigan. Dissertation, Michigan State University, East Lansing, USA.
40. Gordon, I. J., A. J. Hester, and, M. Festa-Bianchet,. 2004. The management of wild large herbivores to meet economic, conservation and environmental objectives. Journal of Applied Ecology 41: 1021-1031.
41. Gortázar, C., P. Acevedo, F. Ruiz-Fons, and, J. Vicente,. 2006. Disease risks and overabundance of game species. European Journal of Wildlife Research 52: 81-87.
42. Groot Bruinderink, G. W. T. A., and, E. Hazebroek,. 1996. Ungulate traffic collisions in Europe. Conservation Biology 10: 1059-1067.
43. Groot Bruinderink, G. W. T. A., D. R. Lammertsma, and, E. Hazebroek,. 2000. Effects of cessation of supplemental feeding on mineral status of red deer Cervus elaphus and wild boar Sus scrofa in the Netherlands. Acta Theriologica 45: 71-85.
44. Gundersen, H., H. P. Andreassen, and, T. Storaas,. 2004. Supplemental feeding of migratory moose Alces alces: forest damage at two spatial scales. Wildlife Biology 10: 213-223.
45. Hamilton, A. M., A. H. Freedman, and, R. Franz,. 2002. Effects of deer feeders, habitat and sensory cues on predation rates on artificial turtle nests. American Midland Naturalist 147: 123-134.
46. Hines, A. M., V. O. Ezenwa, P. Cross, and, J. D. Rogerson,. 2007. Effects of supplemental feeding on gastrointestinal parasite infection in elk (Cervus elaphus): preliminary observations. Veterinary Parasitology 148: 350-355.
47. Huijser, M. P., J. W. Duffield, A. P. Clevenger, R. J. Ament, and, P. T. McGowan,. 2009. Cost-benefit analyses of mitigation measures aimed at reducing collisions with large ungulates in the United States and Canada: a decision support tool. Ecology and Society 14: 15.
48. Imesch-Bebié, N., H. Gander, and, R. Schnidrig-Petrig,. 2010. Ungulates and their management in Switzerland. Pages 357-391 in, M., Apollonio, R., Andersen, and, R. J., Putman, editors. European ungulates and their management in the 21st century. Cambridge University Press, Cambridge United Kingdom.
49. Inslerman, R. A., J. E. Miller, D. L. Baker, R. Cumberland, P. Doerr, J. E. Kennamer, E. R. Stinson, and, S. J. Williamson,. 2006. Baiting and supplemental feeding of game wildlife species. The Wildlife Society Technical Review 06-1, Bethesda, Maryland, USA.
50. Jacobsen, E., K. Hove, R. S. Bjarghov, and, S. Skjenneberg,. 1981. Supplementary feeding of female reindeer on a lichen diet during the last part of pregancy. Effects on plasma composition, milk production and calf growth. Acta Agriculturae Scandinavica 31: 81-86.
51. Jaroszewicz, B., E. Pirozikow, and, R. Sagehorn,. 2009. Endozoochory by European bison (Bison bonasus) in Bialowieza Primeval Forest across a management gradient. Forest Ecology and Management 258: 11-17.
52. Johnsen, K., 2012. Moose (Alces alces) and red deer (Cervus elaphus) at winter feeding stations: interspecific avoidance in space and time? Thesis, Hedmark University College, Koppang, Norway.
53. Jones, K. E., N. G. Patel, M. A. Levy, A. Storeygard, D. Balk, J. L. Gittleman, and, P. Daszak,. 2008. Global trends in emerging infectious diseases. Nature 451: 990-994.
54. Kilpatrick, H. J., A. M. LaBonte, and, J. S. Barclay,. 2010. Use of bait to increase archery deer harvest in an urban-suburban landscape. Journal of Wildlife Management 74: 714-718.
55. Kowalczyk, R., P. Taberlet, E. Coissac, A. Valentini, C. Miquel, T. Kamiński, and, J. M. Wõjcik,. 2011. Influence of management practices on large herbivore diet-case of European bison in Białowieża Primeval Forest (Poland). Forest Ecology and Management 261: 821-828.
56. Kozak, H. M., R. J. Hudson, and, L. A. Renecker,. 1994. Supplemental winter feeding. Rangelands 16: 153-156.
57. Lewis, J., 1973. Longevity of crop and weed seeds: survival after 20 years in soil. Weed Research 13: 179-191.
58. Lewis, T. L., and, O. J. Rongstad,. 1998. Effects of supplemental feeding on white-tailed deer, Odocoileus virginianus, migration and survival in Northern Wisconsin. Canadian Field-Naturalist 112: 75-81.
59. Lubow, B. C., and, B. L. Smith,. 2004. Population dynamics of the Jackson elk herd. Journal of Wildlife Management 68: 810-829.
60. MacDougall, A. S., and, R. Turkington,. 2005. Are invasive species the drivers or passengers of change in degraded ecosystems ? Ecology 86: 42-55.
61. Mangus, D. L., 2011. Reducing reliance on supplemental winter feeding in elk (Cervus canadensis): an applied management experiment at Deseret Land and Livestock Ranch, Utah. Thesis, Utah State University, Logan, USA.
62. Månsson, J., R. Bergström, A. Pehrson, M. Skoglund, and, C. Skarpe,. 2010. Felled Scots pine (Pinus sylvestris) as supplemental forage for moose (Alces alces): browse availability and utilization. Scandinavian Journal of Forest Research 25: 21-31.
63. Martínez-Abraín, A., and, D. Oro,. 2013. Preventing the development of dogmatic approaches in conservation biology: a review. Biological Conservation 159: 539-547.
64. Mathiason, C. K., J. G. Powers, S. J. Dahmes, D. A. Osborn, K. V. Miller, R. J. Warren, G. L. Mason, S. A. Hays, J. Hayes-Klug, D. M. Seelig, M. A. Wild, L. L. Wolfe, T. R. Spraker, M. W. Miller, C. J. Sigurdson, G. C. Telling, and, E. A. Hoover,. 2006. Infectious prions in the saliva and blood of deer with chronic wasting disease. Science 314: 133-136.
65. Mathisen, K. M., F. Buhtz, K. Danell, R. Bergström, C. Skarpe, O. Suominen, and, I. L. Persson,. 2010. Moose density and habitat productivity affects reproduction, growth and species composition in field layer vegetation. Journal of Vegetation Science 21: 705-716.
66. Mathisen, K. M., J. M. Milner, F. M. van Beest, and, C. Skarpe,. 2014. Long-term effects of supplementary feeding of moose on browsing impact at a landscape scale. Forest Ecology and Management 314: 104-111.
67. Mathisen, K. M., S. Pedersen, E. B. Nilsen, and, C. Skarpe,. 2012. Contrasting responses of two passerine bird species to moose browsing. European Journal of Wildlife Research 58: 535-547.
68. Mathisen, K. M., and, C. Skarpe,. 2011. Cascading effects of moose (Alces alces) management on birds. Ecological Research 26: 563-574.
69. Merrill, E., H. Sand, B. Zimmermann, H. McPhee, N. Webb, M. Hebblewhite, P. Wabakken, and, J. L. Frair,. 2010. Building a mechanistic understanding of predation with GPS-based movement data. Philosophical Transactions of the Royal Society B: Biological Sciences 365: 2279-2288.
70. Miller, M. W., N. T. Hobbs, and, S. J. Tavener,. 2006. Dynamics of prion disease transmission in mule deer. Ecological Applications 16: 2208-2214.
71. Miller, R., J. B. Kaneene, S. D. Fitzgerald, and, S. M. Schmitt,. 2003. Evaluation of the influence of supplemental feeding of white-tailed deer (Odocoileus virginianus) on the prevalence of bovine tuberculosis in the Michigan wild deer population. Journal of Wildlife Diseases 39: 84-95.
72. Milner, J. M., F. M. van Beest, E. J. Solberg, and, T. Storaas,. 2013. Reproductive success and failure-the role of winter body mass in reproductive allocation in Norwegian moose. Oecologia 172: 995-1005.
73. Minteer, B. A., and, J. P. Collins,. 2005. Ecological ethics: building a new tool kit for ecologists and biodiversity managers. Conservation Biology 19: 1803-1812.
74. Moseley, W. A., S. M. Cooper, D. G. Hewitt, T. E. Fulbright, and, C. A. Deyoung,. 2011. Effects of supplemental feeding and density of white-tailed deer on rodents. Journal of Wildlife Management 75: 675-681.
75. Murden, S. B., and, K. L. Risenhoover,. 1993. Effects of habitat enrichment on patterns of diet selection. Ecological Applications 3: 497-505.
76. Mysterud, A., 1999. Seasonal migration pattern and home range of roe deer (Capreolus capreolus) in an altitudinal gradient in Southern Norway. Journal of Zoology 247: 479-486.
77. Mysterud, A., 2010. Still walking on the wild side? Management actions as steps towards 'semi-domestication' of hunted ungulates. Journal of Applied Ecology 47: 920-925.
78. Mysterud, A., 2011. Selective harvesting of large mammals: how often does it result in directional selection ? Journal of Applied Ecology 48: 827-834.
79. North American Invasive Species Management Association. 2013. Weed Free Forage. < www.naisma.org/weed-free-forage >. Accessed 19 Nov 2013.
80. Navarro-Gonzalez, N., P. Fernández-Llario, J. E. Pérez-Martín, G. Mentaberre, J. M. Lõpez-Martín, S. Lavín, and, E. Serrano,. 2013. Supplemental feeding drives endoparasite infection in wild boar in Western Spain. Veterinary Parasitology 196: 114-123.
81. Olaussen, J. O., and, A. Skonhoft,. 2011. A cost-benefit analysis of moose harvesting in Scandinavia. A stage structured modelling approach. Resource and Energy Economics 33: 589-611.
82. Olden, J. D., 2006. Biotic homogenization: a new research agenda for conservation biogeography. Journal of Biogeography 33: 2027-2039.
83. Olguin, C. A., T. Landete-Castillejos, F. Ceacero, A. J. García, and, L. Gallego,. 2013. Effects of feed supplementation on mineral composition, mechanical properties and structure in femurs of Iberian red deer hinds (Cervus elaphus hispanicus). PLoS ONE 8: e65461.
84. Orams, M. B., 2002. Feeding wildlife as a tourism attraction: a review of issues and impacts. Tourism Management 23: 281-293.
85. Oro, D., M. Genovart, G. Tavecchia, M. S. Fowler, and, A. Martínez-Abraín,. 2013. Ecological and evolutionary implications of food subsidies from humans. Ecology Letters 16: 1501-1514.
86. Ozoga, J. J., and, L. J. Verme,. 1982. Physical and reproductive characteristics of a supplementally-fed white-tailed deer herd. Journal of Wildlife Management 46: 281-301.
87. Page, B. D., and, H. B. Underwood,. 2006. Comparing protein and energy status of winter-fed white-tailed deer. Wildlife Society Bulletin 34: 716-724.
88. Palmer, M. V., W. R. Waters, and, D. L. Whipple,. 2004. Shared feed as a means of deer-to-deer transmission of Mycobacterium bovis. Journal of Wildlife Diseases 40: 87-91.
89. Palmer, M. V., and, D. L. Whipple,. 2006. Survival of Mycobacterium bovis on feedstuffs commonly used as supplemental feed for white-tailed deer (Odocoileus virginianus). Journal of Wildlife Diseases 42: 853-858.
90. Parker, K. L., P. S. Barboza, and, M. P. Gillingham,. 2009. Nutrition integrates environmental responses of ungulates. Functional Ecology 23: 57-69.
91. Pedersen, S., K. M. Mathisen, L. Gorini, H. P. Andreassen, E. Røskaft, and, C. Skarpe,. 2014. Small mammal responses to moose supplemental winter feeding. European Journal of Wildlife Research 60: 527-534.
92. Pedersen, S., E. B. Nilsen, and, H. P. Andreassen,. 2007. Moose winter browsing affects the breeding success of great tits. Ecoscience 14: 499-506.
93. Peek, J. M., K. T. Schmidt, M. J. Dorrance, and, B. L. Smith,. 2002. Supplemental feeding and farming of elk. Pages 614-647 in, D. E., Toweill, and, P. N., Thomas, editors. Elk of North America: ecology and management. Smithsonian Institute Press, Washington, DC, USA.
94. Pérez-González, J., A. M. Barbosa, J. Carranza, and, J. Torres-Porras,. 2010. Relative effect of food supplementation and natural resources on female red deer distribution in a Mediterranean ecosystem. Journal of Wildlife Management 74: 1701-1708.
95. Peterson, C., and, T. A. Messmer,. 2007. Effects of winter-feeding on mule deer in northern Utah. Journal of Wildlife Management 71: 1440-1445.
96. Peterson, C., and, T. A. Messmer,. 2011. Biological consequences of winter-feeding of mule deer in developed landscapes in northern Utah. Wildlife Society Bulletin 35: 252-260.
97. Picard, M., and, C. Baltzinger,. 2012. Hitch-hiking in the wild: should seeds rely on ungulates ? Plant Ecology and Evolution 145: 24-30.
98. Pimentel, D., R. Zuniga, and, D. Morrison,. 2005. Update on the environmental and economic costs associated with alien-invasive species in the United States. Ecological Economics 52: 273-288.
99. Putman, R., J. Langbein, P. Green, and, P. Watson,. 2011. Identifying threshold densities for wild deer in the UK above which negative impacts may occur. Mammal Review 41: 175-196.
100. Putman, R. J., and, B. W. Staines,. 2004. Supplementary winter feeding of wild red deer Cervus elaphus in Europe and North America: justifications, feeding practice and effectiveness. Mammal Review 34: 285-306.
101. Rajský, M., M. Vodňanský, P. Hell, J. Slamečka, R. Kropil, and, D. Rajský,. 2008. Influence supplementary feeding on bark browsing by red deer (Cervus elaphus) under experimental conditions. European Journal of Wildlife Research 54: 701-708.
102. Reimoser, F., and, R. Putman,. 2011. Impacts of wild ungulates on vegetation: costs and benefits. Pages 144-191 in, R. J., Putman, M., Apollonio, and, R., Andersen, editors. Ungulate management in Europe: problems and practices. Cambridge University Press, Cambridge, United Kingdom.
103. Rinella, M. J., R. Dean, M. Vavra, and, C. G. Parks,. 2012. Vegetation responses to supplemental winter feeding of elk in western Wyoming. Western North American Naturalist 72: 78-83.
104. Rodriguez-Hidalgo, P., C. Gortazar, F. S. Tortosa, C. Rodriguez-Vigal, Y. Fierro, and, J. Vicente,. 2010. Effects of density, climate, and supplementary forage on body mass and pregnancy rates of female red deer in Spain. Oecologia 164: 389-398.
105. Rudolph, B. A., S. J. Riley, G. J. Hickling, B. J. Frawley, M. S. Garner, and, S. R. Winterstein,. 2006. Regulating hunter baiting for white-tailed deer in Michigan: biological and social considerations. Wildlife Society Bulletin 34: 314-321.
106. Sahlsten, J., N. Bunnefeld, J. Månsson, G. Ericsson, R. Bergström, and, H. Dettki,. 2010. Can supplementary feeding be used to redistribute moose ? Wildlife Biology 16: 85-92.
107. Salman, M. D., 2003. Chronic wasting disease in deer and elk: scientific facts and findings. Journal of Veterinary Medical Science 65: 761-768.
108. Sánchez-Prieto, C. B., J. Carranza, and, F. J. Pulido,. 2004. Reproductive behavior in female Iberian red deer: effects of aggregation and dispersion of food. Journal of Mammalogy 85: 761-767.
109. Schmidt, K., 1993. Winter ecology of nonmigratory Alpine red deer. Oecologia 95: 226-233.
110. Schmidt, K. T., 2014. The way supplemental feeding changes our attitude towards red deer and natural mortality. Pages 269-278 in, K., Baker, R., Carden, and, R., Madgwick, editors. Deer and people. Windgather Press, Oxford, United Kingdom.
111. Schmidt, K., L. J. Seivwright, H. Hoi, and, B. W. Staines,. 1998. The effect of depletion and predictability of distinct food patches on the timing of aggression in red deer stags. Ecography 21: 415-422.
112. Schmidt, K. T., and, H. Hoi,. 1999. Feeding tactics of low-ranking red deer stags at supplementary feeding sites. Ethology 105: 349-360.
113. Schmidt, K. T., and, H. Hoi,. 2002. Supplemental feeding reduces natural selection in juvenile red deer. Ecography 25: 265-272.
114. Schmitz, O. J., 1990. Management implications of foraging theory-evaluating deer supplemental feeding. Journal of Wildlife Management 54: 522-532.
115. Selva, N., T. Berezowska-Cnota, and, I. Elguero-Claramunt,. 2014. Unforeseen effects of supplementary feeding: ungulate baiting sites as hotspots for ground-nest predation. PLoS ONE 9: e90740.
116. Smith, B. L., 2001. Winter feeding of elk in western North America. Journal of Wildlife Management 65: 173-190.
117. Smith, B. L., and, S. H. Anderson,. 1998. Juvenile survival and population regulation of the Jackson elk herd. Journal of Wildlife Management 62: 1036-1045.
118. Smith, B. L., E. C. Cole, and, D. S. Dobkin,. 2004. Imperfect pasture. A century of change at the National Elk, Refuge in Jackson Hole, Wyoming. Grand Teton Natural History Association, Moose, Wyoming, USA.
119. Smith, B. L., R. L. Robbins, and, S. H. Anderson,. 1997. Early development of supplementally fed, free-ranging elk. Journal of Wildlife Management 61: 26-38.
120. Soparker, M. B., 1917. The vitality of the tubercle bacillus outside the body. Indian Journal of Medical Research 4: 627-650.
121. Sorensen, A., F. M. van Beest, and, R. K. Brook,. 2014. Impacts of wildlife baiting and supplemental feeding on infectious disease transmission risk: a synthesis of knowledge. Preventive Veterinary Medicine 113: 356-363.
122. Tardiff Fleegle, J., and, C. Rosenberry,. 2010. Effect of bait on deer harvests in Special Regulation Areas of Pennsylvania. Final report for Project 06210, Job 21014. Pennsylvania Game Commission, Harrisburg, Pennsylvania, USA.
123. Tarr, M. D., and, P. J. Pekins,. 2002. Influences of winter supplemental feeding on the energy balance of white-tailed deer fawns in New Hampshire, U.S.A. Canadian Journal of Zoology 80: 6-15.
124. Thompson, A. K., M. D. Samuel, and, T. R. Van Deelen,. 2008. Alternative feeding strategies and potential disease transmission in Wisconsin white-tailed deer. Journal of Wildlife Management 72: 416-421.
125. Timmons, G. R., D. G. Hewitt, C. A. DeYoung, T. E. Fulbright, and, D. A. Draeger,. 2010. Does supplemental feed increase selective foraging in a browsing ungulate ? Journal of Wildlife Management 74: 995-1002.
126. van Beest, F. M., H. Gundersen, K. M. Mathisen, J. M. Milner, and, C. Skarpe,. 2010a. Long-term browsing impact around diversionary feeding stations for moose in Southern Norway. Forest Ecology and Management 259: 1900-1911.
127. van Beest, F. M., L. E. Loe, A. Mysterud, and, J. M. Milner,. 2010b. Comparative space use and habitat selection of moose around feeding stations. Journal of Wildlife Management 74: 219-227.
128. van Beest, F. M., and, J. M. Milner,. 2013. Behavioural responses to thermal conditions affect seasonal mass change in a heat-sensitive northern ungulate. PLoS ONE 8: e65972.
129. van Deelen, T. R., B. Dhuey, K. R. McCaffery, and, R. E. Rolley,. 2006. Relative effects of baiting and supplemental antlerless seasons on Wisconsin's 2003 deer harvest. Wildlife Society Bulletin 34: 322-328.
130. Veiberg, V., L. E. Loe, A. Mysterud, R. Langvatn, and, N. C. Stenseth,. 2004. Social rank, feeding and winter weight loss in red deer: any evidence of interference competition ? Oecologia 138: 135-142.
131. Vicente, J., U. Höfle, I. G. Fernández-De-Mera, and, C. Gortazar,. 2007. The importance of parasite life history and host density in predicting the impact of infections in red deer. Oecologia 152: 655-664.
132. Wallace, K. J., 2007. Classification of ecosystem services: problems and solutions. Biological Conservation 139: 235-246.
133. Wallander, R. T., B. E. Olson, and, J. R. Lacey,. 1995. Spotted knapweed seed viability after passing through sheep and mule deer. Journal of Range Management 48: 145-149.
134. Webb, S. L., D. G. Hewitt, D. D. Marquardt, and, M. W. Hellickson,. 2008. Spatial distributions of adult male white-tailed deer relative to supplemental feed sites. Texas Journal of Agriculture and Natural Resources 21: 32-42.
135. White, P. J., K. M. Proffitt, L. D. Mech, S. B. Evans, J. A. Cunningham, and, K. L. Hamlin,. 2010. Migration of northern Yellowstone elk: implications of spatial structuring. Journal of Mammalogy 91: 827-837.
136. Winterstein, S., 1992. Michigan hunter opinion surveys. Federal Aid in Wildlife Restoration Report W-127-R. Michigan Department of Natural Resources, Wildlife Division, Lansing, Michigan, USA.
137. Wood, P., and, M. L. Wolfe,. 1988. Intercept feeding as a means of reducing deer-vehicle collisions. Wildlife Society Bulletin 16: 376-380.