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References

  • Biek, R., Funk, W.C., Maxell, B.A. & Mills, L.S. (2002) What is missing in amphibian decline research: insights from ecological sensitivity analysis. Conservation Biology, 16, 728734.
  • Blair, W.F. (1943) Population structure in toads. American Naturalist, 77, 563568.
  • Bonnet, X., Bradshaw, B. & Shine, R. (1998) Capital versus income breeding: an ectothermic perspective. Oikos, 83, 333342.
  • Bragg, A.N. (1940) Observations on the ecology and natural history of Anura. I. Habits, habitat and breeding of Bufo congnatus Say. American Naturalist, 74, 424438.
  • Brownie, C., Hines, J.E., Nichols, J.D., Pollock, K. & Hestbeck, J.B. (1993) Capture–recapture studies for multiple strata including non-Markovian transitions. Biometrics, 49, 11731187.
  • Bull, E. & Carey, C. (2009) Breeding frequency of western toads (Bufo boreas) in northeastern Oregon. Herpetological Conservation and Biology, 3, 282288.
  • Bull, J.J. & Shine, R. (1979) Iteroparous animals that skip opportunities for reproduction. The American Naturalist, 114, 296303.
  • Burnham, K.P. & Anderson, D.R. (2002) Model Selection and Inference: A Practical Information-Theoretic Approach, 2nd edn. Springer-Verlag, New York, New York, USA.
  • Carey, C. (1993) Hypotheses concerning the causes of the disappearance of boreal toads from the mountains of Colorado. Conservation Biology, 7, 355362.
  • Carey, C., Corn, P.S., Jones, M.S., Livo, L.J., Muths, E. & Loeffler, C.W. (2005) Environmental and life history factors that limit recovery in the southern Rocky Mountain populations of boreal toads (Bufo boreas). Amphibian Decline: The Conservation Status of United States Species (ed. M.Lannoo), pp. 222236. University of California Press, Berkeley, California, USA.
  • Church, D.R., Bailey, L.L., Wilbur, H.M., Kendall, W.L. & Hines, J.E. (2007) Iteroparity in the variable environment of the salamander Ambystoma tigrinum. Ecology, 88, 891903.
  • Collins, J.C. & Crump, M.L. (2009) Extinction in Our Times, 273 pp. Oxford University Press, Oxford.
  • Corn, P.S., Jennings, M.L. & Muths, E. (1997) Survey and assessment of amphibian populations in Rocky Mountain National Park. Northwestern Naturalist, 78, 3455.
  • Davies, N.B. & Halliday, T.R. (1978) Deep croaks and fighting assessment in toads Bufo bufo. Nature, 274, 683685.
  • Duellman, W.E. & Trueb, L. (1986) Biology of Amphibians. The Johns Hopkins University Press, Baltimore, Maryland, USA.
  • Feder, M.E. & Burggren, W.W. (1992) Environmental Physiology of the Amphibians. The University of Chicago Press, Chicago, Illinois, USA.
  • Frétey, T., Cam, E., Legarff, B. & Monnat, J. (2004) Adult survival and temporary emigration in the Common Toad. Canadian Journal of Zoology, 82, 859872.
  • Henle, K. (2005) Analysis of recapture data from breeding populations of amphibians: on temporary emigration, model assumptions, bias, and common toads. Amphibia-Reptilia, 26, 716.
  • Jørgensen, C.B. (1992) Growth and reproduction. Environmental Physiology of the Amphibians (eds M.E.Feder & W.W.Burggren), pp. 439466. University of Chicago Press, Chicago, Illinois, USA.
  • Kendall, W.L. & Bjorkland, R. (2001) Using open robust design models to estimate temporary emigration from capture–recapture data. Biometrics, 57, 11131122.
  • Kendall, W.L. & Nichols, J.D. (1995) On the use of secondary capture–recapture samples to estimate temporary emigration and breeding proportions. Journal of Applied Statistics, 22, 751762.
  • Kendall, W.L. & Nichols, J.D. (2002) Estimating state-transition probabilities for unobservable states using capture–recapture/resighting data. Ecology, 83, 32763284.
  • Kendall, W.L., Nichols, J.D. & Hines, J.E. (1997) Estimating temporary emigration using capture–recapture data with Pollock’s robust design. Ecology, 78, 563578.
  • Krebs, C.J. (2001) Ecology: The Experimental Analysis of Distribution and Abundance, 5th edn. Benjamin-Cummings Publishing Company, San Francisco, California, USA.
  • Kuhn, J. (1994) Lebensgeschichte und Demographie von Erdkr ¨otenweibchen Bufo bufo (L.). Zeitschrift fur Feldherpetologie, 1, 387.
  • McCallum, M.L. (2007) Amphibian decline or extinction? Current declines dwarf background extinction rate. Journal of Herpetology, 41, 483491.
  • Muths, E. & Nanjappa, P. (2005) Family Bufonidae: Bufo boreas Baird and Girard, 1852, western toad. Amphibian Decline: The Conservation Status of United States Species (ed. M.Lannoo), pp. 392396. University of California Press, Berkeley, California, USA.
  • Muths, E., Corn, P.S., Pessier, A.P. & Green, D.E. (2003) Evidence for disease related amphibian decline in Colorado. Biological Conservation, 110, 357365.
  • Muths, E., Scherer, R.D., Corn, P.S. & Lambert, B.A. (2006) Estimation of the probability of male toads to return to the breeding site. Ecology, 87, 10481056.
  • Nichols, J.D., Hepp, G.R., Pollock, K.H. & Hines, J.E. (1987) The Husting dilemma: a methodological note. Ecology, 68, 213217.
  • Olson, D.H. (1992) Ecological susceptibility of amphibians to population declines Proceedings of the symposium on biodiversity of Northwestern California, October 28–30, Santa Rosa, California, USA.
  • Pollock, K.H. (1982) A capture–recapture design robust to unequal probability of capture. The Journal of Wildlife Management, 46, 752757.
  • Purvis, A., Gittleman, J.L., Cowlishaw, G. & Mace, G.M. (2000) Predicting extinction risk in declining species. Proceedings of the Royal Society B, 267, 19471952.
  • Reading, C.J. (2007) Linking global warming to amphibian declines through its effects on female body condition and survivorship. Oecologia, 151, 125131.
  • Richter, S.C. & Seigel, R.A. (2002) Annual variation in the population ecology of the endangered gopher frog, Rana sevosa Goin and Netting. Copeia, 2002, 962972.
  • Schaub, M., Gimenez, O., Schmidt, B.R. & Pradel, R. (2004) Estimating survival and temporary emigration in the multistate capture–recapture framework. Ecology, 85, 21072113.
  • Scherer, R.D., Muths, E., Noon, B.R. & Corn, P.S. (2005) An evaluation of weather and disease as causes of decline in two populations of boreal toads. Ecological Applications, 15, 21502160.
  • Scherer, R.D., Muths, E. & Lambert, B.A. (2008) Effects of weather on survival in populations of boreal toads in Colorado. Journal of Herpetology, 42, 508517.
  • Schmidt, B.R. & Anholt, B.R. (1999) Analysis of survival probabilities of female common toads, Bufo bufo. Amphibia-Reptilia, 20, 97108.
  • Schmidt, B.R., Schaub, M. & Anholt, B.R. (2002) Why you should use capture–recapture methods when estimating survival and breeding probabilities: on bias, temporary emigration, over-dispersion, and common toads. Amphibia-Reptilia, 23, 375388.
  • Schwarz, C.J. & Stobo, W.T. (1997) Estimating temporary migration using the robust design. Biometrics, 53, 178194.
  • Stebbins, R.C. & Cohen, N.W. (1995) A Natural History of Amphibians. Princeton University Press, Princeton, New Jersey, USA.
  • Stevens, V.M. & Baguette, M. (2008) Importance of habitat quality and landscape connectivity for the persistence of endangered natterjack toads. Conservation Biology, 22, 11941204.
  • Stuart, S.N., Chanson, J.S., Cox, N.A., Young, B.E., Rodrigues, A.S.L., Fischman, D.L. & Waller, R.W. (2004) Status and trends of amphibian declines and extinctions worldwide. Science, 306, 17831786.
  • Tomillo, P.S., Saba, V.S., Piedra, R., Paladino, F.V. & Spotila, J.R. (2008) Effects of illegal harvest of eggs on the population decline of leatherback turtles in Las Baulas Marine National Park, Costa Rica. Conservation Biology, 22, 12161224.
  • Vasconcellos, M.M. & Colli, G.R. (2009) Factors affecting the population dynamics of two toads (Anura: Bufonidae) in a seasonal neotropical savanna. Copeia, 2009, 266276.
  • Vonesh, J.R. & De la Cruz, O. (2002) Complex life cycles and density dependence: assessing the contribution of egg mortality to amphibian declines. Oecologia, 133, 325333.
  • White, G.C. & Burnham, K.P. (1999) Program mark: survival estimation from populations of marked animals. Bird Study, 46(Suppl.), 120130.
  • Williams, B.K., Nichols, J.D. & Conroy, M.J. (2002) Analysis and Management of Animal Populations. Academic Press, San Diego, California, USA.
  • Williamson, I. & Bull, C.M. (1996) Population ecology of the Australian frog Crinia signifera: adults and juveniles. Wildlife Research, 23, 249266.