Does despotic behavior or food search explain the occurrence of problem brown bears in Europe?

Journal of Wildlife Management

Volumn 78, Issue 5, 2014, Pages 881-893

  Elfström, Marcus ^a   Zedrosser, Andreas ^b,c   Jerina, Klemen ^d   Støen, Ole Gunnar ^a   Kindberg, Jonas ^e   Budic, Lara ^a,f   Jonozovič, Marko ^g   Swenson, Jon E ^a,h  

^a NORWEGIAN UNIVERSITY OF LIFE SCIENCES   (Norway)

^b UNIVERSITY OF SOUTH EASTERN NORWAY   (Norway)

^c UNIVERSITY OF NATURAL RESOURCES AND LIFE SCIENCES   (Austria)

^d UNIVERSITY OF LJUBLJANA   (Slovenia)

^e SWEDISH UNIVERSITY OF AGRICULTURAL SCIENCES   (Sweden)

^f UNIVERSITY OF FREIBURG   (Germany)

^g Slovenia Forest Service   (Slovenia)

^h NORWEGIAN INSTITUTE FOR NATURE RESEARCH   (Norway)

Author keywords

interference competition; naivety; predation; safety; supplemental feeding

Indexed keywords

AGE STRUCTURE; AGEISM; BEAR; FOOD AVAILABILITY; FORAGING BEHAVIOR; PREDATION; PREDICTION; SPECIES OCCURRENCE; VULNERABILITY;

SLOVENIA; SWEDEN;

URSUS ARCTOS;

EID: 84903269983     PISSN: 0022541X     EISSN: 19372817     Source Type: Journal    
DOI: 10.1002/jwmg.727     Document Type: Article

References (94)

1. Akaike, H., 1973. Information theory as an extension of the maximum likelihood principle. Pages 267-281 in, B. N. Petrov, and, F. Csaki, editors. Second international symposium on information theory. Akademiai Kiado, Budapest, Hungary.
2. Albert, D. M., and, R. T. Bowyer,. 1991. Factors related to grizzly bear-human interactions in Denali National Park. Wildlife Society Bulletin 19: 339-349.
3. Arnemo, J. M., A. Evans, Å. Fahlman, P. Ahlqvist, H. Andrén, S. Brunberg, O. Liberg, J. D. C. Linnell, J. Odden, P. Persson, H. Sand, P. Segerström, K. Sköld, T. H. Strømseth, O.-G. Støen, J. E. Swenson, and, P. Wabakken,. 2011. Biomedical protocols for free-ranging brown bears, wolves, wolverines and lynx. Hedmark University College, Evenstad, Norway.
4. Bates, D. M., and, M. Maechler,. 2010. lme4: Linear mixed-effects models using S4 classes R package version 0. 999375-37. < http://CRAN.R-project.org/ package=lme4:29 >. Accessed 16 Sep 2013.
5. Beckmann, J. P., C. W. Lackey, and, J. Berger,. 2004. Evaluation of deterrent techniques and dogs to alter behavior of "nuisance" black bears. Wildlife Society Bulletin 32: 1141-1146.
6. Ben-David, M., K. Titus, and, L. R. Beier,. 2004. Consumption of salmon by Alaskan brown bears: a trade-off between nutritional requirements and the risk of infanticide ? Oecologia 138: 465-474.
7. Bischof, R., R. Fujita, A. Zedrosser, A. Söderberg, and, J. E. Swenson,. 2008. Hunting patterns, ban on baiting, and harvest demographics of brown bears in Sweden. Journal of Wildlife Management 72: 79-88.
8. Bischof, R., J. E. Swenson, N. G. Yoccoz, A. Mysterud, and, O. Gimenez,. 2009a. The magnitude and selectivity of natural and multiple anthropogenic mortality causes in hunted brown bears. Journal of Animal Ecology 78: 656-665.
9. Bischof, R., A. Zedrosser, S. Brunberg, and, J. E. Swenson,. 2009b. A note on opportunism and parsimony in data collection. Journal of Wildlife Management 73: 1021-1024.
10. Bojarska, K., and, N. Selva,. 2012. Spatial patterns in brown bear Ursus arctos diet: the role of geographical and environmental factors. Mammal Review 42: 120-143.
11. Burnham, K. P., and, D. R. Anderson,. 2002. Model selection and multimodel inference: a practical information-theoretic approach. Second edition. Springer-Verlag, New York, New York, USA.
12. Cattet, M. R. L., N. A. Caulkett, M. E. Obbard, and, G. B. Stenhouse,. 2002. A body-condition index for ursids. Canadian Journal of Zoology-Revue Canadienne De Zoologie 80: 1156-1161.
13. Craighead, J. J., J. Sumner, and, J. A. Mitchell,. 1995. The grizzly bears of Yellowstone: their ecology in the Yellowstone ecosystem, 1959-1992. Island Press, Washington, D.C., USA.
14. Dahle, B., and, J. E. Swenson,. 2003a. Family break-up in brown bears; are young forced to leave ? Journal of Mammalogy 84: 536-540.
15. Dahle, B., and, J. E. Swenson,. 2003b. Home ranges in adult Scandinavian brown bears (Ursus arctos): effect of mass, sex, reproductive category, population density and habitat type. Journal of Zoology 260: 329-335.
16. Dau, C. P., 1989. Management and biology of brown bears at Cold Bay, Alaska. Pages 19-26 in, M. Bromley, editor. Bear-people conflicts: proceedings of a symposium on management strategies. Northwest Territories Department of Renewable Resources, Yellowknife, Northwest Territories, Canada.
17. Elfström, M., 2013. Patterns and mechanisms behind the occurrence of bears close to human settlements. Dissertation, Norwegian University of Life Sciences, Ås, Norway.
18. Elfström, M., A. Zedrosser, O.-G. Støen, and, J. E. Swenson,. 2014. Ultimate and proximate mechanisms underlying the occurrence of bears close to human settlements: review and management implications. Mammal Review 44: 5-18.
19. Enserink, M., and, G. Vogel,. 2006. Wildlife conservation-the carnivore comeback. Science 314: 746-749.
20. Farley, S. D., and, C. T. Robbins,. 1994. Development of two methods to estimate body composition of bears. Canadian Journal of Zoology-Revue Canadienne De Zoologie 72: 220-226.
21. Friebe, A., J. E. Swenson, and, F. Sandegren,. 2001. Denning chronology of female brown bears in central Sweden. Ursus 12: 37-45.
22. Garshelis, D. L., 1989. Nuisance bear activity and management in Minnesota. Pages 169-180 in, M. Bromley, editor. Bear-people conflicts: proceedings of a symposium on management strategies. Northwest Territories Department of Renewable Resources, Yellowknife, Northwest Territories, Canada.
23. Gilbert, B., 1989. Behavioural plasticity and bear-human conflicts. Pages 1-8 in, M. Bromley, editor. Bear-people conflicts: proceedings of a symposium on management strategies. Northwest Territories Department of Renewable Resources, Yellowknife, Northwest Territories, Canada.
24. Greenleaf, S. S., S. M. Matthews, R. G. Wright, J. J. Beecham, and, H. M. Leithead,. 2009. Food habits of American black bears as a metric for direct management of human-bear conflict in Yosemite Valley, Yosemite National Park, California. Ursus 20: 94-101.
25. Gunther, K. A., M. A. Haroldson, K. Frey, S. L. Cain, J. Copeland, and, C. C. Schwartz,. 2004. Grizzly bear-human conflicts in the Greater Yellowstone Ecosystem, 1992-2000. Ursus 15: 10-22.
26. Herrero, S., T. Smith, T. D. DeBruyn, K. Gunther, and, C. A. Matt,. 2005. From the field: brown bear habituation to people-safety, risks, and benefits. Wildlife Society Bulletin 33: 362-373.
27. Hobson, K. A., B. N. McLellan, and, J. G. Woods,. 2000. Using stable carbon (delta C-13) and nitrogen (delta N-15) isotopes to infer trophic relationships among black and grizzly bears in the upper Columbia River basin, British Columbia. Canadian Journal of Zoology-Revue Canadienne De Zoologie 78: 1332-1339.
28. Hopkins, J. B., P. L. Koch, C. C. Schwartz, J. M. Ferguson, S. S. Greenleaf, and, S. T. Kalinowski,. 2012. Stable isotopes to detect food-conditioned bears and to evaluate human-bear management. Journal of Wildlife Management 76: 703-713.
29. Huber, D., and, H. U. Roth,. 1997. Denning of brown bears in Croatia. Ursus 9: 79-83.
30. Jerina, K., 2012. Roads and supplemental feeding affect home-range size of Slovenian red deer more than natural factors. Journal of Mammalogy 93: 1139-1148.
31. Jerina, K., and, M. Adamič,. 2008. Fifty years of brown bear population expansion: effects of sex-biased dispersal on rate of expansion and population structure. Journal of Mammalogy 89: 1491-1501.
32. Jerina, K., M. Debeljak, S. Džeroski, A. Kobler, and, M. Adamič,. 2003. Modeling the brown bear population in Slovenia-a tool in the conservation management of a threatened species. Ecological Modelling 170: 453-469.
33. Jerina, K., M. Jonozovič, M. Krofel, and, T. Skrbinšek,. 2013. Range and local population densities of brown bear Ursus arctos in Slovenia. European Journal of Wildlife Research 59: 459-467.
34. Jerina, K., M. Krofel, M. Stergar, and, U. Videmšek,. 2012. Factors affecting brown bear habituation to humans: a GPS telemetry study. Final report-summary for users. University of Ljubljana, Biotechnical Faculty, Ljubljana, Slovenia.
35. Kaczensky, P., D. Huber, F. Knauer, H. Roth, A. Wagner, and, J. Kusak,. 2006. Activity patterns of brown bears (Ursus arctos) in Slovenia and Croatia. Journal of Zoology 269: 474-485.
36. Kavčič, I., M. Adamič, P. Kaczensky, M. Krofel, and, K. Jerina,. 2013. Supplemental feeding with carrion is not reducing brown bear depredations on sheep in Slovenia. Ursus 24: 111-119.
37. Kindberg, J., G. Ericsson, and, J. E. Swenson,. 2009. Monitoring rare or elusive large mammals using effort-corrected voluntary observers. Biological Conservation 142: 159-165.
38. Kindberg, J., and, J. Swenson,. 2006. Populationsberäkning av björnstammen i Sverige 2005 [Estimate of the bear population in Sweden in 2005] Report No. 2006-2 of the Scandinavian Brown Bear Research Project to the Swedish Environmental Protection Agency Stockholm, Sweden. [In Swedish.]
39. Kindberg, J., and, J. Swenson,. 2010. Skattning av björnstammens storlek i Sverige åren 1994 och 2000 [Estimate of the bear population in Sweden for the years 1994 and 2000] Report No. 2010-5 of the Scandinavian Brown Bear Research Project to the Swedish Environmental Protection Agency Stockholm, Sweden [In Swedish.]
40. Kindberg, J., J. E. Swenson, G. Ericsson, E. Bellemain, C. Miquel, and, P. Taberlet,. 2011. Estimating population size and trends of the Swedish brown bear Ursus arctos population. Wildlife Biology 17: 114-123.
41. Kojola, I., P. I. Danilov, H.-M. Laitala, V. Belkin, and, A. Yakimov,. 2003. Brown bear population structure in core and periphery: analysis of hunting statistics from Russian Karelia and Finland. Ursus 14: 17-20.
42. Kojola, I., and, S. Heikkinen,. 2012. Problem brown bears Ursus arctos in Finland in relation to bear feeding for tourism purposes and the density of bears and humans. Wildlife Biology 18: 258-263.
43. Krofel, M., S. Filacorda, and, K. Jerina,. 2010. Mating-related movements of male brown bears on the periphery of an expanding population. Ursus 21: 23-29.
44. Krofel, M., M. Jonozovič, and, K. Jerina,. 2012. Demography and mortality of removed brown bears in a heavily exploited population. Ursus 23: 91-103.
45. Kryštufek, B., and, H. I. Griffiths,. 2003. Anatomy of a human-brown bear conflict. Case study from Slovenia in 1999-2000. Pages 126-153 in, B. Kryštufek, B. Flajšman, and, H. I. Griffiths, editors. Living with bears, a large European carnivore in a shrinking world. Ecological Forum of the Liberal Democracy of Slovenia, Ljubljana, Slovenia.
46. Linnell, J. D. C., J. E. Swenson, and, R. Andersen,. 2001. Predators and people: conservation of large carnivores is possible at high human densities if management policy is favourable. Animal Conservation 4: 345-349.
47. Mace, R. D., and, J. S. Waller,. 1996. Grizzly bear distribution and human conflicts in Jewel Basin Hiking Area, Swan Mountains, Montana. Wildlife Society Bulletin 24: 461-467.
48. Manchi, S., and, J. E. Swenson,. 2005. Denning behavior of male Scandinavian brown bears (Ursus arctos). Wildlife Biology 11: 123-132.
49. Martin, J., M. Basille, B. Van Moorter, J. Kindberg, D. Allaine, and, J. E. Swenson,. 2010. Coping with human disturbance: spatial and temporal tactics of the brown bear (Ursus arctos). Canadian Journal of Zoology 88: 875-883.
50. Matson, G. M., L. Van Daele, E. Goodwin, A. Aumiller, H. V. Reynolds, and, H. Hristienko,. 1993. A laboratory manual for cementum age determination of Alaskan brown bear first premolar teeth. Matson's Laboratory, Milltown, Montana, USA.
51. Mattson, D., 1990. Human impacts on bear habitat use. Ursus 8: 33-56.
52. Mattson, D. J., B. M. Blanchard, and, R. R. Knight,. 1992. Yellowstone grizzly bear mortality, human habituation, and whitebark pine seed crops. Journal of Wildlife Management 56: 432-442.
53. Mattson, D. J., R. R. Knight, and, B. M. Blanchard,. 1987. The effects of developments and primary roads on grizzly bear habitat use in Yellowstone National Park, Wyoming. Ursus 7: 259-273.
54. McCullough, D. R., 1982. Behavior, bears, and humans. Wildlife Society Bulletin 10: 27-33.
55. McLellan, B., 1994. Density-dependent population regulation of brown bears. Pages 15-24 in, M. Taylor, editor. Density-dependent population regulation of black, brown, and polar bears. Ursus Monograph Series 3. Washington, D.C. USA. International Association for Bear Research and Management.
56. McLellan, B. N., 2005. Sexually selected infanticide in grizzly bears: the effects of hunting on cub survival. Ursus 16: 141-156.
57. McLellan, B. N., 2011. Implications of a high-energy and low-protein diet on the body composition, fitness, and competitive abilities of black (Ursus americanus) and grizzly (Ursus arctos) bears. Canadian Journal of Zoology-Revue Canadienne De Zoologie 89: 546-558.
58. McLellan, B. N., F. W. Hovey, R. D. Mace, J. G. Woods, D. W. Carney, M. L. Gibeau, W. L. Wakkinen, and, W. F. Kasworm,. 1999. Rates and causes of grizzly bear mortality in the interior mountains of British Columbia, Alberta, Montana, Washington, and Idaho. Journal of Wildlife Management 63: 911-920.
59. Moen, G. K., O. G. Stoen, V. Sahlen, and, J. E. Swenson,. 2012. Behaviour of solitary adult Scandinavian brown bears (Ursus arctos) when approached by humans on foot. PLoS ONE 7: e31699.
60. Mueller, C., S. Herrero, and, M. L. Gibeau,. 2004. Distribution of subadult grizzly bears in relation to human development in the Bow River Watershed, Alberta. Ursus 15: 35-47.
61. Nellemann, C., O. Støen, J. Kindberg, J. Swenson, I. Vistnes, G. Ericsson, J. Katajisto, B. Kaltenborn, J. Martin, and, A. Ordiz,. 2007. Terrain use by an expanding brown bear population in relation to age, recreational resorts and human settlements. Biological Conservation 138: 157-165.
62. Nevin, O. T., and, B. K. Gilbert,. 2005. Perceived risk, displacement and refuging in brown bears: positive impacts of ecotourism ? Biological Conservation 121: 611-622.
63. Noyce, K. V., and, D. L. Garshelis,. 1997. Influence of natural food abundance on black bear harvests in Minnesota. Journal of Wildlife Management 61: 1067-1074.
64. Oi, T., N. Ohnishi, H. Furusawa, and, T. Fujii,. 2009. Nutritional condition and dietary profile of invasive bears in Hiroshima Prefecture, western Japan. Pages 44-47 in, T. Oi, N. Ohnishi, T. Koizumi, and, I. Okochi, editors. FFPRI Scientific Meeting Report 4 Biology of Bear Intrusions. Forestry and Forest Products Research Institute, Ibaraki, Japan.
65. Oka, T., S. Miura, T. Masaki, W. Suzuki, K. Osumi, and, S. Saitoh,. 2004. Relationship between changes in beechnut production and Asiatic black bears in northern Japan. Journal of Wildlife Management 68: 979-986.
66. Ordiz, A., O.-G. Støen, M. Delibes, and, J. E. Swenson,. 2011. Predators or prey? Spatio-temporal discrimination of human-derived risk by brown bears. Oecologia 166: 59-67.
67. Pease, C. M., and, D. J. Mattson,. 1999. Demography of the Yellowstone grizzly bears. Ecology 80: 957-975.
68. R Development Core Team. 2011. R: a language and environment for statistical computing. R Foundation for Statistical Computing, Vienna, Austria.
69. Richards, S. A., 2008. Dealing with overdispersed count data in applied ecology. Journal of Applied Ecology 45: 218-227.
70. Robbins, C. T., C. C. Schwartz, and, L. A. Felicetti,. 2004. Nutritional ecology of ursids: a review of newer methods and management implications. Ursus 15: 161-171.
71. Rode, K. D., S. D. Farley, and, C. T. Robbins,. 2006. Sexual dimorphism, reproductive strategy, and human activities determine resource use by brown bears. Ecology 87: 2636-2646.
72. Rode, K. D., C. T. Robbins, and, L. A. Shipley,. 2001. Constraints on herbivory by grizzly bears. Oecologia 128: 62-71.
73. Rogers, L. L., 1987. Effects of food supply and kinship on social behavior, movements, and population dynamics of black bears in northeastern Minnesota. Wildlife Monographs 97: 1-72.
74. Rogers, L. L., 2011. Does diversionary feeding create nuisance bears and jeopardize public safety ? Human-Wildlife Interactions 5: 287-295.
75. Røskaft, E., T. Bjerke, B. Kaltenborn, J. D. C. Linnell, and, R. Andersen,. 2003. Patterns of self-reported fear towards large carnivores among the Norwegian public. Evolution and Human Behavior 24: 184-198.
76. Sahlén, V., 2013. Encounters between brown bears and humans in Scandinavia-contributing factors, bear behavior and management perspectives. Dissertation, Norwegian University of Life Sciences, Ås, Norway.
77. Schwartz, C. C., M. A. Haroldson, G. C. White, R. B. Harris, S. Cherry, K. A. Keating, D. Moody, and, C. Servheen,. 2006. Temporal, spatial, and environmental influences on the demographics of grizzly bears in the Greater Yellowstone Ecosystem. Wildlife Monographs 161: 1-68.
78. Skrbinšek, T., M. Jelenčič, H. Potočnik, P. Trontelj, and, I. Kos,. 2008. Analiza medvedov odvzetih iz narave in genetsko-molekularne raziskave populacije medveda v Sloveniji. I. Del. Varstvena genetika in ocena številčnosti medveda 2007. [Analysis of removed brown bears and genetic-molecular studies on brown bear population in Slovenia. Part I. Conservation genetics and bear population size estimate for 2007.] Final report. Biotechnical Faculty, University of Ljubljana, Ljubljana, Slovenia. [In Slovenian.]
79. Spencer, R. D., R. A. Beausoleil, and, D. A. Martorello,. 2007. How agencies respond to human-black bear conflicts: a survey of wildlife agencies in North America. Ursus 18: 217-229.
80. Steyaert, S. M. J. G., J. Kindberg, J. Swenson, and, A. Zedrosser,. 2013a. Male reproductive strategy explains spatiotemporal segregation in brown bears. Journal of Animal Ecology 82: 836-845.
81. Steyaert, S. M. J. G., C. Reusch, S. Brunberg, J. E. Swenson, K. Hackländer, and, A. Zedrosser,. 2013b. Infanticide as a male reproductive strategy has a nutritive risk effect in brown bears. Biology Letters 9: 1-4.
82. Støen, O.-G., A. Zedrosser, S. Sæbø, and, J. E. Swenson,. 2006. Inversely density-dependent natal dispersal in brown bears Ursus arctos. Oecologia 148: 356-364.
83. Swenson, J. E., M. Adamič, D. Huber, and, S. Stokke,. 2007. Brown bear body mass and growth in northern and southern Europe. Oecologia 153: 37-47.
84. Swenson, J. E., B. Dahle, and, F. Sandegren,. 2001. Intraspecific predation in Scandinavian brown bears older than cubs-of-the-year. Ursus 12: 81-91.
85. Swenson, J. E., F. Sandegren, and, A. Söderberg,. 1998. Geographic expansion of an increasing brown bear population: evidence for presaturation dispersal. Journal of Animal Ecology 67: 819-826.
86. Tremblay, A., 2011. A suite of functions to back-fit fixed effects and forward-fit random effects, as well as other miscellaneous functions. < http://cran.r-project.org/web/packages/LMERConvenienceFunctions/index.html >. Accessed 16 Sep 2013.
87. Welch, C. A., J. Keay, K. C. Kendall, and, C. T. Robbins,. 1997. Constraints on frugivory by bears. Ecology 78: 1105-1119.
88. Wielgus, R. B., and, F. L. Bunnell,. 1994. Sexual segregation and female grizzly bear avoidance of males. Journal of Wildlife Management 58: 405-413.
89. Yamanaka, A., M. Asano, M. Suzuki, T. Mizoguchi, M. Shimozuru, and, T. Tsubota,. 2009. Is there any relationship between the number of nuisance-killed Japanese black bears (Ursus thibetanus japonicus) and their nutritional condition?. Pages 48-51 in, T. Oi, N. Ohnishi, T. Koizumi, and, I. Okochi, editors. FFPRI Scientific Meeting Report 4 Biology of Bear Intrusions. Forestry and Forest Products Research Institute, Ibaraki, Japan.
90. Zedrosser, A., B. Dahle, O.-G. Støen, and, J. E. Swenson,. 2009. The effects of primiparity on reproductive performance in the brown bear. Oecologia 160: 847-854.
91. Zedrosser, A., B. Dahle, and, J. E. Swenson,. 2006. Population density and food conditions determine adult female body size in brown bears. Journal of Mammalogy 87: 510-518.
92. Zedrosser, A., B. Dahle, J. E. Swenson, and, N. Gerstl,. 2001. Status and management of the brown bear in Europe. Ursus 12: 9-20.
93. Zedrosser, A., O. Støen, S. Sæbø, and, J. Swenson,. 2007. Should I stay or should I go? Natal dispersal in the brown bear. Animal Behaviour 74: 369-376.
94. Zuur, A. F., E. N. Ieno, N. J. Walker, A. A. Saveliev, and, G. M. Smith,. 2009. Mixed effects models and extensions in ecology with R. Springer, New York, New York, USA.