Using stable isotopes to assess dietary changes of American black bears from 1980 to 2001Footnote

^§Contribution to Special Section ‘Stable Isotopes in Mammals’.

References

• Greenleaf SS. Carbon and nitrogen stable isotopic ratios of black bears and diet items in Yosemite Valley, Yosemite National Park, California, 2001–2003 [dissertation]. Moscow (ID): University of Idaho; 2005.
   Google Scholar
• Robbins CT, Schwartz CC, Felicetti LA. Nutritional ecology of ursids: a review of newer methods and management implications. Ursus. 2004;15:161–171.
   Google Scholar
• Smith BN, Epstein S. Two categories of 13C/12C ratios for higher plants. Plant Phys. 1971;47:380–384. doi: 10.1104/pp.47.3.380
   PubMed Web of Science ®Google Scholar
• Bender MM, Rouhani I, Vines HM, Black CC. 13C/12C ratio changes in Crassulacean acid metabolism. Plant Phys. 1973;52:427–430. doi: 10.1104/pp.52.5.427
   PubMed Web of Science ®Google Scholar
• Jahren AH, Saudek C, Yeung EH, Kao WHL, Kraft RA, Caballero B. An isotopic method for quantifying sweeteners derived from corn and sugar cane. Am J Clin Nutr. 2006;84:1380–1384.
   PubMed Web of Science ®Google Scholar
• Jahren AH, Kraft RA. Carbon and nitrogen stable isotopes in fast food: signatures of corn and confinement. PNAS. 2008;105:17855–17860. doi: 10.1073/pnas.0809870105
   PubMed Web of Science ®Google Scholar
• DeNiro MJ, Epstein S. Influence of diet on the distribution of carbon isotopes in animals. Geochim Cosmochim Acta. 1978;42:495–506. doi: 10.1016/0016-7037(78)90199-0
   Web of Science ®Google Scholar
• Hilderbrand GV, Farley SD, Robbins CT, Hanley TA, Titus T, Servheen C. Use of stable isotopes to determine diets of living and extinct bears. Can J Zool. 1996;74:2080–2088. doi: 10.1139/z96-236
   Web of Science ®Google Scholar
• DeNiro MJ, Epstein S. Influence of diet on the distribution of nitrogen isotopes in animals. Geochim Cosmochim Acta. 1981;45:341–351. doi: 10.1016/0016-7037(81)90244-1
   Web of Science ®Google Scholar
• Hobson KA, McLellan BN, Woods JG. Using stable carbon (δ13C) and nitrogen (δ15N) isotopes to infer trophic relationships among black and grizzly bears in the upper Columbia River basin, British Columbia. Can J Zool. 2000;78:1332–1339. doi: 10.1139/cjz-78-8-1332
   Web of Science ®Google Scholar
• Mizukami RN, Goto M, Izumiyama S, Hayashi H, Yoh M. Estimation of feeding history by measuring carbon and nitrogen stable isotope ratios in hair of Asiatic black bears. Ursus. 2005;16:93–101. doi: 10.2192/1537-6176(2005)016[0093:EOFHBM]2.0.CO;2
   Web of Science ®Google Scholar
• Eagle TC, Pelton MR. Seasonal nutrition of black bears in the Great Smoky Mountains National Park. Int Conf Bear Res Manage. 1983;5:94–101.
   Google Scholar
• Beeman LE, Pelton MR. Seasonal foods and feeding ecology of black bears in the Smoky Mountains. Int Conf Bear Res Manage. 1980;4:141–147.
   Google Scholar
• Pritchard GT, Robbins CT. Digestive and metabolic efficiencies of grizzly and black bears. Can J Zool. 1990;68:1645–1651. doi: 10.1139/z90-244
   Web of Science ®Google Scholar
• Hewitt DG, Robbins CT. Estimating grizzly bear food habits from fecal analysis. Wildl Soc Bull. 1996;24:547–550.
   Web of Science ®Google Scholar
• Pelton MR, van Manen FT. Benefits and pitfalls of long-term research: a case study of black bears in Great Smoky Mountains National Park. Wildl Soc Bull. 1996;24:443–450.
   Google Scholar
• National Park Service. Annual backcountry use for Great Smoky Mountains National Park. Gatlinburg (TN): National Park Service Public Use Statistics Office (US). [cited 2011 March 7]. Available from: http://www.nature.nps.gov/stats/
   Google Scholar
• United States Congress. National Park Service Act of 1916 (39 Stat. 535). The National Park Service Organic Act (16 U.S.C. 123, and 4). 1916. [cited 2011 March 7] Available from: http://www.nps.gov/grba/parkmgmt/organic-act-of-1916.htm
   Google Scholar
• National Park Service (US). Black bear management guideline. Great Smoky Mountains National Park. Gatlinburg (TN): National Park Service; 2002.
   Google Scholar
• Felicetti LA, Schwartz CC, Rye RO Haroldson MA, Gunther KA, Phillips DL, Robbins CT. Use of sulfur and nitrogen stable isotopes to determine the importance of whitebark pine nuts to Yellowstone grizzly bears. Can J Zool. 2003;81:763–770. doi: 10.1139/z03-054
   Web of Science ®Google Scholar
• Fortin JK, Farley SD, Rode KD, Robbins CT. Dietary and spatial overlap between sympatric ursids relative to salmon use. Ursus. 2007;18:19–29. doi: 10.2192/1537-6176(2007)18[19:DASOBS]2.0.CO;2
   Web of Science ®Google Scholar
• Hilderbrand GV, Hanley TA, Robbins CT, Schwartz CC. Role of brown bears (Ursus arctos) in the flow of marine nitrogen into a terrestrial ecosystem. Oecologia. 1999;121:540–550. doi: 10.1007/s004420050961
   Web of Science ®Google Scholar
• Hilderbrand GV, Schwartz CC, Robbins CT, Jacoby ME, Hanley TA, Arthur SM Servheen C. The importance of meat, particularly salmon, to body size, population productivity, and conservation of North American brown bears. Can J Zool. 1999;77:132–2088. doi: 10.1139/z98-195
   Web of Science ®Google Scholar
• Mizukami RN, Goto M, Izumiyama S, Yoh M, Ogura N, Hayashi H. Temporal diet changes recorded by stable isotopes in Asiatic black bear (Ursus thibetanus) hair. Isot Environ Health Stud. 2005;41: 87–94. doi: 10.1080/10256010412331304211
   PubMed Web of Science ®Google Scholar
• Laufenberg JS. Effects of subsampling genotyped hair samples on model averaging to estimate black bear population abundance and density [thesis]. Knoxville (TN): University of Tennessee; 2010.
   Google Scholar
• Johnson KG, Pelton, MR. Selection and availability of dens for black bears in Tennessee. J Wildl Manage. 1981;45:111–119. doi: 10.2307/3807879
   Web of Science ®Google Scholar
• Clark JE, van Manen FT, Pelton MR. Survival of nuisance American black nears released on-site in Great Smoky Mountains National Park. Ursus. 2003;14:210–214.
   Google Scholar
• Clark JD, van Manen FT, Pelton MR. Bait stations, hard mast, and black bear population growth in Great Smoky Mountains National Park. J Wildl Manage. 2005;69:1633–1640. doi: 10.2193/0022-541X(2005)69[1633:BSHMAB]2.0.CO;2
   Web of Science ®Google Scholar
• Coley AB. Population dynamics of black bears in Great Smoky Mountains National Park [thesis]. Knoxville (TN): University of Tennessee; 1995.
   Google Scholar
• Stiver WH. Population dynamics and movements of problem black bears in Great Smoky Mountains National Park [thesis]. Knoxville (TN): University of Tennessee; 1991.
   Google Scholar
• van Manen FT. Black bear habitat use in Great Smoky Mountains National Park [dissertation]. Knoxville (TN): University of Tennessee; 1994.
   Google Scholar
• Wathen WG, Johnson KG, Pelton MR. Characteristics of black bear dens in the southern Appalachian region. Int Conf Bear Res Manage. 1986;6:119–127.
   Google Scholar
• Sikes RS, Gannon WL. Animal Care and Use Committee of the American Society of Mammalogists. Guidelines of the American Society of Mammalogists for the use of wild mammals in research. J Mammal. 2011;92:235–253. doi: 10.1644/10-MAMM-F-355.1
   Web of Science ®Google Scholar
• Yarkovich J. Black bear relocation as a method to reduce elk calf predation within Great Smoky Mountains National Park [thesis]. Knoxville (TN): University of Tennessee; 2009.
   Google Scholar
• Koike S, Nakshita R, Naganawa K, Koyama M, Tamura A. Changes in diet of a small, isolate bear population over time. J Mammal. 2013;94:361–368. doi: 10.1644/11-MAMM-A-403.1
   Web of Science ®Google Scholar
• Teunissen van Manen JL. Using stable isotopes to assess longitudinal diet patterns of black bears (Ursus americanus) in Great Smoky Mountains National Park [thesis]. Knoxville (TN): University of Tennessee; 2011.
   Google Scholar
• Li Z-H, Leavitt SW, Mora CI, Liu R-M. Influence of earlywood–latewood size and isotope differences on long-term tree-ring δ13C trends. Chem Geol. 2005;216:191–201. doi: 10.1016/j.chemgeo.2004.11.007
   Web of Science ®Google Scholar
• Swart PK, Greer L, Rosenheim BE, Moses CS, Waite AJ, Winter A, Dodge RE, Helmle K. The 13C Suess effect in scleractinian corals mirror changes in the anthropogenic CO2 inventory of the surface oceans. Geophys Res Lett. 2010;37:1–5. L05604, doi: 10.1029/2009GL041397
   Web of Science ®Google Scholar
• Greenberg CH, Warburton GS. A rapid hard-mast index from acorn presence–absence tallies. J Wild Manage. 2007;71:1654–1661. doi: 10.2193/2006-295
   Web of Science ®Google Scholar
• McLean PK, Pelton MR. Some demographic comparisons of wild and panhandler bears in the Smoky Mountains. Int Conf Bear Res Manage. 1990;8:105–112.
   Google Scholar
• Anderson DR. Model based inference in the life sciences. A primer on evidence. New York: Springer; 2008.
   Google Scholar
• Burnham KP, Anderson DR. Model selection and multimodel inference: a practical information-theoretic approach. New York: Springer; 2002.
   Google Scholar
• Burnham KP, Anderson DR. Multimodel inference: Understanding AIC and BIC in model selection. Sociol Meth Res. 2004;33:261–304.
   Google Scholar
• Burnham KP, Anderson DR, Huyvaert DR. AIC model selection and multimodel inference in behavioral ecology: some background, observations, and comparisons. Behav Ecol Sociobiol. 2011;65:23–35. doi: 10.1007/s00265-010-1029-6
   Web of Science ®Google Scholar
• Tate J, Pelton MR. Human–bear interactions in Great Smoky Mountains National Park. Int Conf Bear Res Manage. 1983;4:137–139.
   Google Scholar
• Herrero S. Bear attacks: their cause and avoidance. New York: Lyons and Buford; 1985.
   Google Scholar
• Dobey S, Master DV, Scheick BK, Clark JD, Pelton MR, Sunquist ME. Ecology of Florida black bears in the Okefenokee-Osceola ecosystem. Wildl Monogr. 2005;158:1–41.
   Google Scholar
• Inman RK, Pelton MR. Energetic production by soft and hard mast foods of American black bears in the Smoky Mountains. Ursus. 2002;13:57–68.
   Web of Science ®Google Scholar
• Greenfell WE, Brody AJ. Seasonal foods of black bears in Tahoe National Forest, California. Calif Fish Game. 1983;69:132–150.
   Web of Science ®Google Scholar
• Clark JD. Oak-black bear relationships in southeastern uplands. In: Spetich MA, editor. Upland oak ecology symposium: history, current conditions, and sustainability. General Technical Report SRS-73. Asheville (NC): USDA Forest Service Southern Research Station; 2004. p. 116–119.
   Google Scholar
• Baldwin RA, Bender LC. Foods and nutritional components of diets of black bear in Rocky Mountain National Park, Colorado. Can J Zool. 2009;87:1000–1008. doi: 10.1139/Z09-088
   Web of Science ®Google Scholar
• Swenson JE, Jansson A, Riig R, Sandegren F. Bears and ants: myrmecophagy by brown bears in central Scandinavia. Can J Zool. 1999;77:551–561. doi: 10.1139/z99-004
   Web of Science ®Google Scholar
• Mattson DJ. Myrmecophagy by Yellowstone grizzly bears. Can J Zool. 2001;79:779–793. doi: 10.1139/z01-034
   Web of Science ®Google Scholar
• Reich KJ Bjorndal KA, Martínez del Rio C. Effects of growth and tissue type on the kinetics of 13C and 15N incorporation in a rapidly growing ectotherm. Oecologia. 2008;155:651–663. doi: 10.1007/s00442-007-0949-y
   PubMed Web of Science ®Google Scholar
• Ben-David M, Newsome SD, Whiteman JD. Lipid and amino acid composition influence incorporation and discrimination of 13C and 15N in mink. J Mammal. 2012;93:399–412. doi: 10.1644/11-MAMM-S-168.1
   Web of Science ®Google Scholar
• Robbins CT. Wildlife feeding and nutrition. 2nd ed. San Diego: Academic Press; 2001.
   Google Scholar
• Newsome SD, Ralls K, Van Horn Job C, Fogel ML, CypherBL. Stable isotopes evaluate exploitation of anthropogenic foods by the endangered San Joaquin kit fox (Vulpes macrotis mutica). J Mammal. 2010;91:1313–1321. doi: 10.1644/09-MAMM-A-362.1
   Web of Science ®Google Scholar
• Graber DM, White M. Black bear food habits in Yosemite National Park. Int Conf Bear Res Manage. 1983;5:1–10.
   Google Scholar
• Lackey CW, Beckmann JP, Sedinger J. Bear historical ranges revisited. Documenting the increase of a once–extirpated population in Nevada. J Wildl Manage. 2013;77:812–820. doi: 10.1002/jwmg.548
   Web of Science ®Google Scholar