Consumption of earthworms by Yellowstone grizzly bears

Ursus

Volumn 13, Issue , 2001, Pages 105-110

  Mattson, David J ^a   French, Marilynn G ^b   French, Steven P ^b  

^a NORTHERN ARIZONA UNIVERSITY   (United States)

^b Yellowstone Grizzly Foundation   (United States)

Author keywords

Earthworms; Foraging behavior; Grizzly bears; Habitat selection; Oligocheata; Ursus arctos; Yellowstone

Indexed keywords

EID: 70349321985     PISSN: 15376176     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (28)

1. BLANCHARD, B.M. AND R.R. KNIGHT. 1991. Movements of Yellowstone grizzly bears. Biological Conservation 58: 41-67.
2. BURNHAM, K.P., AND D.R. ANDERSON. 1998. Model selection and inference: a practical information-theoretic approach. Springer, New York, New York, USA.
3. CRAIGHEAD, J.J., AND J.A. MITCHELL. 1982. Grizzly bear Ursus arctos. Pages 515-556 in J.A. Chapman and G.A. Feldhamer, editors. Wild mammals of North America: biology, management and economics. Johns Hopkins University Press, Baltimore, Maryland, USA.
4. -, J.S. 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.
5. DEMARIS, A. 1992. Logit modeling: practical applications. SAGE Publications, Newbury Park, California, USA.
6. DESPAIN, D.G. 1990. Yellowstone vegetation: the consequences of history and environment in a natural setting. Robert Rinehart, New York, New York, USA.
7. DIRKS, R.A., AND B.E. MARTNER. 1982. The climate of Yellowstone and Grand Teton National Parks. U.S. National Park Service Occasional Paper No. 6. Washington, D.C., USA.
8. EDWARDS, C.A., AND P.J. BOHLEN. 1996. Biology and ecology of earthworms. Chapman and Hall, London, U.K.
9. FENDER, W.M. 1995. Native earthworms of the Pacific Northwest: an ecological overview. Pages 53-66 in P.F. Hendrix, editor. Earthworm ecology and biogeography in North Amercia. Lewis Publishers, Boca Raton, Florida, USA.
10. FRENCH, S.P., M.G. FRENCH, AND R.R. KNIGHT. 1994. Grizzly bear use of army cutworm moths in the Yellowstone ecosystem. International Conference on Bear Research and Management 9(1): 389-399.
11. GRANT, W.C., JR. 1955. Studies in moisture relationships in earthworms. Ecology 36: 400-407.
12. JOHNSON, D.H. 1999. The insignificance of statistical significance testing. Journal of Wildlife Management 63: 763-772.
13. KNIGHT, R.R., AND L.L.EBERHARDT. 1985. Population dynamics of Yellowstone grizzly bears. Ecology 66: 323-334.
14. LEE, K.G. 1985. Earthworms: their ecology and relationships with soils and land use. Academic Press, Sydney, Australia.
15. MATTSON, D.J. 1997. Use of lodgepole pine cover types by Yellowstone grizzly bears. Journal of Wildlife Management 61: 480-496.
16. -. 2000. Causes and consequences of dietary differences among Yellowstone grizzly bears (Ursus arctos). Dissertation, University of Idaho, Moscow, Idaho, USA.
17. MACDONALD, D.W. 1983. Predation on earthworms by terrestrial vertebrates. Pages 393-414 in J.E. Satchell, editor. Earthworm ecology: from Darwin to vermiculture. Chapman and Hall, London, U.K.
18. MCLEAN, M.A., AND D. PARKINSON. 1997. Soil impact of the epigeic earthworm Dendrobaena octaedra on organic matter and microbial activity in lodgepole pine forest. Canadian Journal of Forest Research 27: 1907-1913.
19. MEAGHER, M.M. 1973. The bison of Yellowstone National Park. U.S. National Park Service Science Monograph 1.
20. OGNEV, S.I. 1931. Mammals of eastern Europe and northern Asia. Volume II. Camivora (Fissipedia). Glavnauka - Gosudarstvennoe Izdatel'stvo, Moskva. (Translated from Russian, Israel Program for Scientific Translations, Jerusalem, Israel, 1962).
21. REINHART, D.P., M.A. HAROLDSON, D.J. MATTSON, AND K.A. GUNTHER. 2001. Effects of exotic species on Yellowstone's grizzly bears. Western North American Naturalist 61: 277-288.
22. REYNOLDS, J.W. 1995. Status of exotic earthworm systematics and biogeography in North America. Pages 1-21 in P.F. Hendrix, editor. Earthworm ecology and biogeography in North Amercia. Lewis Publishers, Boca Raton, Florida, USA.
23. SABINE, J.R. 1983. Earthworms as a source of food and drugs. Pages 285-296 in J.E. Satchell, editor. Earthworm ecology: from Darwin to vermiculture. Chapman and Hall, London, U.K.
24. STROGANOV, S.U. 1962. Carnivorous mammals of Siberia. Izdatel'stvo Akademii Nauk SSSR. Moskva. (Translated from Russian, Israel Program for Scientific Translations, Jerusalem, Israel, 1969).
25. TURNER, G.T., R.M. HANSEN, V.H. REID, H.P. TIETJEN, AND A.L. WARD. 1973. Pocket gophers and Colorado mountain rangeland. Colorado State University Experiment Station Bulletin 554S, Fort Collins, Colorado, USA.
26. U.S. NATIONAL OCEANIC AND ATMOSPHERIC ADMINISTRATION. 1977-92. Climatological data. Annual summary. Wyoming. U.S. Department of Commerce, Washington, D.C., USA.
27. USTINOV, S.K. 1965. Biology of grizzly bear in eastern Siberia. Commercial Game Animals. Biology and Commercial Utilization 1: 229-234. (Translated from Russian, Canadian Department of Secretary of State, Translations Bureau, Foreign Languages Division, Ottawa, Canada, 1969).
28. WEISBERG, S. 1985. Applied linear regression. Second edition. John Wiley and Sons, New York, New York, USA.