The effects of capital on an income breeder: Evidence from female Columbian ground squirrels

Canadian Journal of Zoology

Volumn 83, Issue 4, 2005, Pages 546-552

  Broussard, David R ^a,c   Dobson, F Stephen ^a   Murie, J O ^b  

^a AUBURN UNIVERSITY   (United States)

^b UNIVERSITY OF ALBERTA   (Canada)

^c The College of William and Mary   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

INVESTMENTS; MAINTENANCE; METABOLISM;

FEMALES; METABOLIC MAINTENANCE; SQUIRRELS;

BIODIVERSITY;

LIFE HISTORY; RESOURCE ALLOCATION;

SCIURIDAE; SPERMOPHILUS COLUMBIANUS;

EID: 23944497294     PISSN: 00084301     EISSN: None     Source Type: Journal    
DOI: 10.1139/Z05-044     Document Type: Article

References (41)

1. Andersen, R., Gaillard, J.M., Linnell, J.D.C., and Duncan, P. 2000. Factors affecting maternal care in an income breeder, the European roe deer. J. Anim. Ecol. 69: 672-682.
2. Arendt, J.D. 2003. Reduced burst speed is a cost of rapid growth in anuran tadpoles: problems of autocorrelation and inferences about growth rates. Funct. Ecol. 17: 328-334.
3. Boag, D.A., and Murie, J.O. 1981. Population ecology of Columbian ground squirrels in southwestern Alberta. Can. J. Zool. 72: 1908-1914.
4. Boyd, I.L. 2000. State-dependent fertility in pinnipeds: contrasting capital and income breeders. Funct. Ecol. 14: 623-630.
5. Broussard, D.R., Risch, T.S., Dobson, F.S., and Murie, J.O. 2003. Senescence and age-related reproduction of female Columbian ground squirrels. J. Anim. Ecol. 72: 212-219.
6. Crocker, D.E., Williams, J.D., Costa, D.P., and Le Boeuf, B.J. 2001. Maternal traits and reproductive effort in northern elephant seals. Ecology, 82: 3541-3555.
7. Dobson, F.S. 1988. The limits of phenotypic plasticity in life histories of Columbian ground squirrels. In Evolution of life histories of mammals. Edited by M.S. Boyce. Yale University Press, New Haven, Conn. pp. 193-210.
8. Dobson, F.S. 1992. Body mass, structural size, and life-history patterns of the Columbian ground squirrel. Am. Nat. 140: 109-125.
9. Dobson, F.S., and Kjelgaard, J.D. 1985a. The influence of food resources on population dynamics of Columbian ground squirrels. Can. J. Zool. 63: 2095-2104.
10. Dobson, F.S., and Kjelgaard, J.D. 1985b. The influence of food resources on life history in Columbian ground squirrels. Can. J. Zool. 63: 2105-2109.
11. Dobson, F.S., and Murie, J.O. 1987. Interpretation of intraspecific life history patterns: evidence from Columbian ground squirrels. Am. Nat. 129: 382-397.
12. Dobson, F.S., and Oli, M.K. 2001. The demographic regulation of population size in Columbian ground squirrels. Am. Nat. 158: 236-247.
13. Dobson, F.S., Badry, M.J., and Geddes, C. 1992. Seasonal activity and body mass of Columbian ground squirrels. Can. J. Zool. 70: 1364-1368.
14. Dobson, F.S., Risch, T.S., and Murie, J.O. 1999. Increasing returns in the life history of Columbian ground squirrels. J. Anim. Ecol. 68: 73-86.
15. Doughty, P., and Shine, R. 1997. Detecting life history trade-offs: measuring energy stores in "capital" breeders reveals costs of reproduction. Oecologia, 110: 508-513.
16. Drent, R.H., and Daan, S. 1980. The prudent parent: energetic adjustments in avian breeding. Ardea, 68: 225-252.
17. Festa-Bianchet, M., Gaillard, J., and Jorgenson, J.T. 1998. Mass-and density-dependent reproductive success and reproductive costs in a capital breeder. Am. Nat. 152: 367-379.
18. Hirshfield, M.F., and Tinkle, D.W. 1975. Natural selection and the evolution of reproductive effort. Proc. Natl. Acad. Sci. U.S.A. 72: 2227-2231.
19. Humphries, M.M., and Boutin, S. 1996. Reproductive demands and mass gains: a paradox in female red squirrels (Tamiasciurs hudsonicus). J. Anim. Ecol. 65: 332-338.
20. Jönsson, K.I. 1997. Capital and income breeding as alternative tactics of resource use in reproduction. Oikos, 78: 57-66.
21. Kenagy, G.J., Sharbaugh, S.M., and Nagy, K.A. 1989. Annual cycle of energy and time expenditure in a golden-mantled ground squirrel population. Oecologia, 78: 269-282.
22. King, W.J., Festa-Bianchet, M., and Hatfield, S.E. 1991. Determinants of reproductive success in Columbian ground squirrels. Oecologia, 86: 528-534.
23. Li, C.C. 1977. Path analysis - a primer. Boxwood Press, Pacific Grove, Calif.
24. Lourdais, O., Bonnet, X., Shine, R., DeNardo, D., Naulleau, G., and Guillon, M. 2002. Capital-breeding and reproductive effort in a variable environment: a longitudinal study of a viviparous snake. J. Anim. Ecol. 71: 470-479.
25. Mattingly, D.K., and McClure, P.A. 1982. Energetics of reproduction in large littered cotton rats (Sigmodon hispidus). Ecology, 62: 183-195.
26. McNamara, J.M., and Houston, A.I. 1996. State-dependent life-histories. Nature (Lond.), 380: 215-221.
27. Michener, G.R. 1989. Reproductive effort during gestation and lactation of Richardson's ground squirrels. Oecologia, 78: 77-86.
28. Murie, J.O. 1992. Predation by badgers on Columbian ground squirrels. J. Mammal. 73: 385-394.
29. Murie, J.O., and Harris, M.A. 1982. Annual variation of spring emergence and breeding in Columbian ground squirrels (Spermophilus columbianus). J. Mammal. 63: 431-439.
30. Murie, J.O., Boag, D.A., and Kivett, V.K. 1980. Litter size in Columbian ground squirrels (Spermophilus columbianus). J. Mammal. 61: 237-244.
31. Petratis, P.S., Dunham, A.E., and Niewiarowski, P.H. 1996. Inferring multiple causality: the limitations of path analysis. Funct. Ecol. 10: 421-431.
32. Risch, T.S., Dobson, F.S., and Murie, J.O. 1995. Is mean litter size the most productive? A test in Columbian ground squirrels. Ecology, 76: 1643-1654.
33. SAS Institute Inc. 1990. SAS user's guide. Version 6. 4th ed. Vols. 1 and 2. SAS Institute Inc., Cary, N.C.
34. Schemske, D.W., and Horvitz, C.C. 1988. Plant-animal interactions and fruit production in a neotropical herb: a path analysis. Ecology, 69: 1128-1137.
35. Shaw, W.T. 1925. Breeding and development of the Columbian ground squirrel. J. Mammal. 6: 106-113.
36. Stearns, S.C. 1992. The evolution of life histories. Oxford University Press, New York.
37. van Noordwijk, A.E., and de Jong, G. 1986. Acquisition and allocation of resources: their influence on variation in life-history tactics. Am. Nat. 128: 137-142.
38. Williams, G.C. 1966. Natural selection, the costs of reproduction, and a refinement of Lacks' principle. Am. Nat. 100: 687-690.
39. Young, P.J. 1988. Ecological and energetic aspects of hibernation of Columbian ground squirrels in relation to patterns of overwinter survival. Ph.D. thesis, University of Alberta, Edmonton, Alta.
40. Zammuto, R.M., and Millar, J.S. 1985a. Environmental predictability, variability, and Spermophilus columbianus life history over an elevational gradient. Ecology, 66: 1784-1794.
41. Zammuto, R.M., and Millar, J.S. 1985b. A consideration of bet-hedging in Spermophilus columbianus. J. Mammal. 66: 652-660.