When is predator's opportunism remunerative?

Community Ecology

Volumn 11, Issue 2, 2010, Pages 160-170

  Garay, J ^a   Mori T ^a  

^a EÖTVÖS LORÁND UNIVERSITY   (Hungary)

Author keywords

Apparent competition; Apparent mutualism; Functional response. Handling time; Holling functional responses; Intentional predator; Opportunistic predator; Optimal foraging; Prey preference; Wald's equation

Indexed keywords

APPARENT COMPETITION; DIET; FUNCTIONAL RESPONSE; HANDLING TIME; MUTUALISM; PREY PREFERENCE; STOCHASTICITY;

EID: 79951630364     PISSN: 15858553     EISSN: 15882756     Source Type: Journal    
DOI: 10.1556/ComEc.11.2010.2.4     Document Type: Article

References (27)

1. Anderson, J.J. 2010. Ratio- and predator-dependent functional forms for predators optimal foraging in patches. Am. Nat. 175:240-249.
2. Abrams, P., Holt, R.D. and Roth, J.D. 1998. Apparent competition or apparent mutualism? Shared predation when populations cycle. Ecology 78:201-212.
3. Berec, L,. 1999. Mixed encounters, limited perception and optimal foraging. Bull. Math. Biol. 1:1-28
4. Berec, L. and Krivan, V. 2000. A mechanistic model for partial preference. Theor. Pop. Biol. 58:279-289.
5. Bélisle, C. and Cresswell, J. 1997. The effects of limited memory capacity on foraging behavior. Theor. Pop. Biol. 52:78-90.
6. Charnov, E.L. 1976. Optimal foraging, the marginal value theorem. Theor. Pop. Biol. 9:129-136.
7. Cressman, R. and Garay, J. 2003. Evolutionary stability in Lotka-Volterra system. J. Theor. Biol. 222: 233-245.
8. Cressman, R., and Garay J. 2010. The effect of opportunistic and intentional predators on herding behaviour of prey. Ecology, accepted.
9. Hayward M.A. and Kerrley G.I.H. 2005. Prey preference of the lions (Panthera leo). J. Zool. Lond. 267: 309-322.
10. Hebblewhite M., and Pletscher D.H. 2002. Effects of elk group size on predation by wolves. Can. J. Zool. 80: 800-809.
11. Holling, C.S. 1959. The components of predation as revealed by a study of small-mammal predation of the European pine sawfly. Can. Entomol. 91:293-320.
12. Huggard, D.J. 1993a. Prey selectivity of wolves in Banff National Park. I. Prey species. Can. J. Zool. 71: 130-139.
13. Huggard D.J. 1993b. Prey selectivity of wolfs in Banff National Park. II: Age, sex and condition of elk. Can. J. Zool. 71: 140-147.
14. Jeschke, J.M., Kopp, M. and Tollrian R. 2002. Predator functional responses: discriminating between handling and digesting prey. Ecol. Monog. 72:95-112.
15. Krivan, V. 2003. Competitive co-existence caused by adaptive predators. Evol. Ecol. Res. 5:1163-1182.
16. Kunkel, K.E., Pletscher, D. H., Boyd, D. K., Ream, R.R. and Fairchild, M. W. 2004. Factors correlated with foraging behaviour of wolves in and near Glacier National Park, Montana. J. Wildl. Manage. 68: 167-178.
17. Lankford, T.E. and Targett, T.E. 1997. Selective predation by juvenile weakfish: Post-consumptive constraints on energy maximization and growth. Ecology 78:1049-1061.
18. Marten, G.G. 1972. An optimization equation for predation. Ecology 54:92-101.
19. McNamara J.M. and Houston, A.I. 1987. Partial preference and foraging. Anim. Behav. 35:1084-1099.
20. Nachman, G. 2006. A functional response model of a predator population foraging in a patch habitat. J. Anim. Ecol. 75:948-958.
21. O'Donoghue, M., Boutin, S., Krebs, C.J. and Hoffer, E.J. 1997. Numerical responses of coyotes and lynx to the snowshoe hare cycle. Oikos 80:150-162.
22. O'Donoghue, M., Boutin, S., Krebs, C.J., Zuleta, G., Murray, D.L. and Hoffer, E.J. 1998a. Behaviour responses of coyotes and lynx to the snowshoe hare cycle. Oikos 82:169-183.
23. O'Donoghue, M., Boutin, S., Krebs, C.J., Zuleta, G., Murray, D.L. and Hoffer, E.J. 1998b. Functional responses of coyotes and lynx to the snowshoe hare cycle. Ecology 79:1193-1208.
24. Prugh, L.R. 2005. Coyote prey selection and community stability during a decline in food supply. Oikos 110:253-264.
25. Schaller G.B. 1972. The Serengeti Lion. Univ. Chicago Press, Chicago.
26. Stephans D.W. and Krebs J.R. 1986. Foraging theory. Monographs in Behaviour and Ecology. Princeton Univ Press, Princeton, New Jersey.
27. Tschanz, B., Bersier, L-F. and Bacher, S. 2007. Functional responses: A question of alternative prey and predator density. Ecology 88:1300-1308.