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References

  • Astronomical Applications Department (AAD) (2002) Available at: http://aa.usno.navy.mil/data/docs/RS_OneYear.html. Astronomical Applications Department of the US Naval Observatory, Washington, USA.
  • British Atmospheric Data Centre (BADC) (2002) Available at: http://www.badc.rl.ac.uk/home/, Vol. 2002. British Atmospheric Data Centre, Chilton, Oxford, UK.
  • Baldwin, S.P. & Kendeigh, S.C. (1938) Variation in the weight of birds. Auk, 55, 416467.
  • Bednekoff, P.A. (1996) Translating mass dependent flight performance into predation risk. An extension of Metcalfe and Ure. Proceedings of the Royal Society of London, Series B: Biological Sciences, 263, 887889.
  • Bednekoff, P.A., Biebach, H. & Krebs, J. (1994) Great tit fat reserves under unpredictable temperatures. Journal of Avian Biology, 25, 156160.
  • Bednekoff, P.A. & Houston, A.I. (1994a) Avian daily foraging patterns − effects of digestive constraints and variability. Evolutionary Ecology, 8, 3652.
  • Bednekoff, P.A. & Houston, A.I. (1994b) Optimizing fat reserves over the entire winter − a dynamic model. Oikos, 71, 408415.
  • Brodin, A. (2000) Why do hoarding birds gain fat in winter in the wrong way? Suggestions from a dynamic model. Behavioral Ecology, 11, 2739.
  • Brodin, A. (2001) Mass-dependent predation and metabolic expenditure in wintering birds: is there a trade-off between different forms of predation? Animal Behaviour, 62, 993999.
  • Cresswell, W. (1997) Nest predation: the relative effects of nest characteristics, clutch size and parental behaviour. Animal Behaviour, 53, 93103.
  • Cresswell, W. (1998) Diurnal and seasonal mass variation in blackbirds Turdus merula: consequences for mass-dependent predation risk. Journal of Animal Ecology, 67, 7890.
  • Cresswell, W. (1999) Travel distance and mass gain in wintering blackbirds. Animal Behaviour, 58, 11091116.
  • Gentle, L.K. & Gosler, A.G. (2001) Fat reserves and perceived predation risk in the great tit, Parus major. Proceedings of the Royal Society of London, Series B: Biological Sciences, 268, 487491.
  • Gosler, A.G. (1996) Environmental and social determinants of winter fat storage in the great tit Parus major. Journal of Animal Ecology, 65, 117.
  • Gosler, A. & Carruthers, T. (1999) Body reserves and social dominance in the great tit Parus major in relation to winter weather in southwest Ireland. Journal of Avian Biology, 30, 447459.
  • Gosler, A.G., Greenwood, J.J.D., Baker, J.K. & Davidson, N.C. (1998) The field determination of body size and condition in passerines: a report to the British Ringing Committee. Bird Study, 45, 92103.
  • Gosler, A.G., Greenwood, J.J.D., Baker, J.K. & King, J.R. (1995a) A comparison of wing length and primary length as size measures for small passerines. Ringing and Migration, 16, 6578.
  • Gosler, A.G., Greenwood, J.J.D. & Perrins, C. (1995b) Predation risk and the cost of being fat. Nature, 377, 621623.
  • Hatchwell, B.J., Chamberlain, D.E. & Perrins, C.M. (1996a) The demography of blackbirds Turdus merula in rural habitats: is farmland a sub-optimal habitat? Journal of Applied Ecology, 33, 11141124.
  • Hatchwell, B.J., Chamberlain, D.E. & Perrins, C.M. (1996b) The reproductive success of blackbirds Turdus merula in relation to habitat structure and choice of nest site. Ibis, 138, 256262.
  • Houston, A.I. & McNamara, J.M. (1993) A theoretical investigation of the fat reserves and mortality levels of small birds in winter. Ornis Scandinavica, 24, 205219.
  • Houston, A.I., McNamara, J.M. & Hutchinson, J.M.C. (1993) General results concerning the trade-off between gaining energy and avoiding predation. Philosophical Transactions of the Royal Society of London, Series B: Biological Sciences, 341, 375397.
  • King, J.R. (1972) Adaptive periodic fat storage by birds. Proceedings of the 15th International Ornithological Congress, 200217.
  • King, J.R. & Murphy, M.E. (1985) Periods of nutritional stress in the annual cycles of endotherms − fact or fiction. American Zoologist, 25, 955964.
  • Krams, I. (2002) Mass-dependent take-off ability in wintering great tits (Parus major): comparison of top-ranked adult males and subordinate juvenile females. Behavioral Ecology and Sociobiology, 51, 345349.
  • Kullberg, C., Fransson, T. & Jakobsson, S. (1996) Impaired predator evasion in fat blackcaps (Sylvia atricapilla). Proceedings of the Royal Society of London, Series B: Biological Sciences, 263, 16711675.
  • Kullberg, C., Houston, D.C. & Metcalfe, N.B. (2002a) Impaired flight ability − a cost of reproduction in female blue tits. Behavioral Ecology, 13, 575579.
  • Kullberg, C., Metcalfe, N.B. & Houston, D.C. (2002b) Impaired flight ability during incubation in the pied flycatcher. Journal of Avian Biology, 33, 179183.
  • Lilliendahl, K. (1997) The effect of predator presence on body mass in captive greenfinches. Animal Behaviour, 53, 7581.
  • Lilliendahl, K. (1998) Yellowhammers get fatter in the presence of a predator. Animal Behaviour, 55, 13351340.
  • Lilliendahl, K. (2000) Daily accumulation of body reserves under increased predation risk in captive greenfinches Carduelis chloris. Ibis, 142, 587595.
  • Lima, S.L. (1986) Predation risk and unpredictable feeding conditions − determinants of body-mass in birds. Ecology, 67, 377385.
  • McNamara, J.M. & Houston, A.I. (1990) The value of fat reserves and the tradeoff between starvation and predation. Acta Biotheoretica, 38, 3761.
  • McNamara, J.M., Houston, A.I. & Lima, S.L. (1994) Foraging routines of small birds in winter − a theoretical investigation. Journal of Avian Biology, 25, 287302.
  • Norusis, M.J. (1998) SPSS 8·0 Guide to Data Analysis. Prentice Hall Inc., New Jersey.
  • Owen, M.F. & Black, J.M. (1989) Barnacle goose. In: Lifetime Reproduction in Birds (ed. I.Newton), pp. 349363. Academic Press, London.
  • Pilastro, A., Bertorelle, G. & Marin, G. (1995) Winter fattening strategies of 2 passerine species − environmental and social influences. Journal of Avian Biology, 26, 2532.
  • Redfern, C.P.F. & Clark, J.A., eds (2001) Ringers’ Manual, 4th edn. British Trust for Ornithology, Thetford.
  • Rogers, C.M. (1987) Predation risk and fasting capacity − do wintering birds maintain optimal body-mass? Ecology, 68, 10511061.
  • Rogers, C.M. & Smith, J.N.M. (1993) Life-history theory in the nonbreeding period − trade-offs in avian fat reserves. Ecology, 74, 419426.
  • Smith, R.D. & Metcalfe, N.B. (1997) Diurnal, seasonal and altitudinal variation in energy reserves of wintering snow buntings. Journal of Avian Biology, 28, 216222.
  • Snow, D.W. & Perrins, C.M. (1998) The Birds of the Western Palearctic, concise edn. Oxford University Press, Oxford.
  • SPSS (2001) SPSS for Windows. SPSS Inc., Chicago.
  • Svensson, L. (1992) Identification Guide to European Passerines, 4th edn. Svensson, Stockholm.
  • Thomas, R.J. (1999) The effect of variability in the food supply on the daily singing routines of European robins: a test of a stochastic dynamic programming model. Animal Behaviour, 57, 365369.
  • Thomas, R.J. (2000) Strategic diel regulation of body mass in European robins. Animal Behaviour, 59, 787791.
  • Thomas, R.J. & Cuthill, I.C. (2002) Body mass regulation and the daily singing routines of European robins. Animal Behaviour, 63, 285292.
  • Van Balen, J.H. (1967) The significance of variations in body weight and wing length in the great tit, Parus major. Ardea, 55, 159.
  • Van Der Veen, I.T. & Sivars, L.E. (2000) Causes and consequences of mass loss upon predator encounter: feeding interruption, stress or fit-for-flight? Functional Ecology, 14, 638644.
  • Waite, T.A. (1992) Winter fattening in gray jays − seasonal, diurnal and climatic correlates. Ornis Scandinavica, 23, 499503.
  • Witter, M.S. & Cuthill, I.C. (1993) The ecological costs of avian fat storage. Philosophical Transactions of the Royal Society of London, Series B: Biological Sciences, 340, 7392.