Is there a positive side to stress?

References

• ADAMS, A.W. and CRAIG, J.V. (1985) Effect of crowding and cage shape on productivity and profitability of caged layers: a survey. Poultry Science 64: 238–242
   Web of Science ®Google Scholar
• AHMAD, M., MATHER, F.B. and GLEAVES, E.W. (1974) Effect of environmental temperature and dietary energy on dwarf and normal hens and normal roosters. Poultry Science 53: 927–935
   PubMed Web of Science ®Google Scholar
• ALLEN, W.M., BERRETT, S., HARDING, J.D.J. and PATTERSON, D.S.P. (1970) Experimentally induced acute stress syndrome in Pietrain pigs. Veterinary Record 87: 64–69
   PubMed Web of Science ®Google Scholar
• ANDREWS, L.D. and GOODWIN, T.L. (1969) The effect of debeaking, floor space and diet energy levels on broiler growth. Poultry Science 48: 191–196
   PubMed Web of Science ®Google Scholar
• ARCHER, J. (1979) Animals under Stress. Edward Arnold, London
   Google Scholar
• ARJONA, A.A., DENBOW, D.M. and WEAVER, W.D. (1988) Effects of heat stress early in life on mortality of broilers exposed to high environmental temperatures prior to marketing. Poultry Science 67: 226–231
   PubMed Web of Science ®Google Scholar
• BAREHAM, J.R. (1972) Effects of cages and semi-intensive deep-litter pens on the behaviour, adrenal response and production of two strains of laying hens. British Veterinary Journal 128: 153–163
   PubMedGoogle Scholar
• BEEBE, W. (1926) Pheasants: Their Lives and Homes. Vol. 1. Doubleday, Page & Company, Garden City, New York
   Google Scholar
• BELYAEV, D.K. (1979) Destabilizing selection as a factor in domestication. Journal of Heredity 70: 301–308
   PubMed Web of Science ®Google Scholar
• BELYAEV, D.K. and BORODIN, P.M. (1982) The influence of stress on variation and its role in evolution. Biologisches Zentralblatt 100: 705–714
   Google Scholar
• BENION, N.L. and WARREN, D.C. (1933) Temperature and its effect on egg size in the domestic fowl. Poultry Science 12: 69–82
   Google Scholar
• BESEDOVSKY, H.O., DEL REY, A., SORKIN, E., DA PRADA, M. and KELLER, H.H. (1979) Immunoregulation mediated by the sympathetic nervous system. Cellular Immunology 48: 346–355
   PubMed Web of Science ®Google Scholar
• BOHUS, B., KOOLHAAS, J.M., NYAKAS, C., STEFFENS, A.B., FOKKEMA, D.S. and SCHEURINK, A.J.W. (1987) Physiology of stress: a behavioral view. In: Biology of Stress in Farm Animals (Eds Wiepkema, P.R. and van Adrichem, P.W.M.), Martinus Nijhoff, Dordrecht, Netherlands, pp. 57–70
   Google Scholar
• BOLTON, W., DEWAR, W.A., JONES, R.M. and THOMPSON, R. (1972) Effect of stocking density on performance of broiler chicks. British Poultry Science 13: 157–162
   Web of Science ®Google Scholar
• BOUILLON, D.J. and BERDANIER, C.D. (1981) Effect of adrenalectomy on the diurnal variation in glycogen metabolism in starved-refed rats. Journal of Nutrition 111: 1472–1474
   Web of Science ®Google Scholar
• BOWEN, S.J. and WASHBURN, K.W. (1984) Preconditioning to heat stress by a nontemperature stressor. Poultry Science 63: 917–919
   PubMed Web of Science ®Google Scholar
• BROWN, C.W., GROSS, W.B. and EHRICH, M. (1986) Effect of social stress on the toxicity of malathion in young chickens. Avian Diseases 30: 679–682
   PubMed Web of Science ®Google Scholar
• BROWN, K.I. and NESTOR, K.E. (1973) Some physiological responses of turkeys selected for high and low adrenal response to cold stress. Poultry Science 52: 1948–1954
   PubMed Web of Science ®Google Scholar
• BROWN, K.I. and NESTOR, K.E. (1974) Implications of selection for high and low adrenal response to stress. Poultry Science 53: 1297–1306
   PubMed Web of Science ®Google Scholar
• CAHANER, A. and LEENSTRA, F. (1992) Effects of high temperature on growth and feed efficiency of male and female broilers from lines selected for high weight gain, favorable feed conversion, and high or low fat content. Poultry Science 71: 1237–1250
   PubMed Web of Science ®Google Scholar
• CAUGHLEY, G., SHORT, J., GRIGG, G.C. and NIX, H. (1987) Kangaroos and climate: an analysis of distribution. Journal of Animal Ecology 56: 751–761
   Web of Science ®Google Scholar
• CLARK, C.E. and SARAKOON, K. (1967) Influence of ambient temperature on reproductive traits of male and female chickens. Poultry Science 46: 1093–1098
   Web of Science ®Google Scholar
• CRAWFORD, R.D. (1990) Poultry genetic resources: evolution, diversity, and conservation. In: Poultry Breeding and Genetics (Ed. Crawford, R.D.), Elsevier, Amsterdam, pp. 43–60
   Google Scholar
• DÄMMRICH, K. (1987) Organ changes and damage during stress – morphological diagnosis. In: Biology of Stress in Farm Animals (Eds Wiepkema, P.R. and van Adrichem, P.W.M.), Martinus Nijhoff, Dordrecht, Netherlands, pp. 71–81
   Google Scholar
• DANTZER, R. and MORMEDE, P. (1985) Stress in domestic animals: a psychoneuroendocrine approach. In: Animal Stress (Ed. Moberg, G.P.) Waverly Press, Baltimore, MD, pp. 81–96
   Google Scholar
• DAWKINS, M.S. (1980) Animal Suffering. Chapman and Hall, London
   Google Scholar
• DE ANDRADE, A.N., ROGLER, J.C. and FEATHERSTON, W.R. (1974) Effect of heat stress and diet in shell quality and performance of laying hens. Poultry Science 53: 1916–1917
   Web of Science ®Google Scholar
• DE ANDRADE, A.N., ROGLER, J.C. and FEATHERSTON, W.R. (1976) Influence of constant elevated temperature and diet on egg production and shell quality. Poultry Science 55: 685–693
   Web of Science ®Google Scholar
• DE ANDRADE, A.N., ROGLER, J.C. and FEATHERSTON, W.R. (1977) Interrelationships between diet and elevated temperature (cyclic and constant) on egg production and shell quality. Poultry Science 56: 1178–1188
   Web of Science ®Google Scholar
• DUNCAN, I.J.H. (1970) Frustration in the fowl. In: Aspects of Poultry Behaviour (Eds Freeman, B.M. and Gordon, R.F.), British Poultry Science, Edinburgh, pp. 15–31
   Google Scholar
• DUNCAN, I.J.H. and WOOD-GUSH, D.G.M. (1971) Frustration and aggression in the domestic fowl. Animal Behavior 19: 500–504
   PubMed Web of Science ®Google Scholar
• DUNCAN, I.J.H. and WOOD-GUSH, D.G.M. (1972) Thwarting of feeding behavior in the domestic fowl. Animal Behavior 20: 444–451
   PubMed Web of Science ®Google Scholar
• DUNNINGTON, E.A., STALLARD, L.C., HILLEL, J. and SIEGEL, P.B. (1994) Genetic diversity among commercial chicken populations estimated from DNA fingerprints. Poultry Science 73: 1218–1225
   PubMed Web of Science ®Google Scholar
• EVERLY JR., G.S., and SOBELMAN, S.A. (1987) Assessment of the Human Stress Response. AMS Press, New York
   Google Scholar
• EWBANK, R. (1985) Behavioral responses to stress in farm animals. In: Animal Stress (Ed. Moberg, G.P.), Waverly Press, Baltimore, MD, pp. 71–80
   Google Scholar
• FERGUSON, W. (1969) The role of social stress in epidemiology. British Veterinary Journal 125: 253–254
   Google Scholar
• FREEMAN, B.M. (1971) Stress and the domestic fowl: a physiological appraisal. World's Poultry Science Journal 27: 263–275
   PubMed Web of Science ®Google Scholar
• FREEMAN, B.M. (1976) Stress and the domestic fowl: a physiological re-appraisal. World's Poultry Science Journal 32: 249–256
   Web of Science ®Google Scholar
• FREEMAN, B.M. (1985) Stress and the domestic fowl: physiological fact or fantasy? World's Poultry Science Journal 41: 45–50
   Web of Science ®Google Scholar
• FREEMAN, B.M., MANNING, A.C.C. and FLACK, I.H. (1981) The effects of restricted feeding on adrenal cortical activity in the immature domestic fowl. British Poultry Science 22: 295–303
   PubMed Web of Science ®Google Scholar
• GARREN, H.W. and SHAFFNER, C.S. (1954) Factors concerned in the response of young New Hampshires to muscular fatigue. Poultry Science 33: 1095–1104
   Web of Science ®Google Scholar
• GARREN, H.W. and SHAFFNER, C.S. (1956) How the period of exposure to different stress stimuli affects the endocrine and lymphatic gland weight of young chickens. Poultry Science 35: 266–272
   Web of Science ®Google Scholar
• GLICK, B. (1967) Antibody and gland studies in cortisone and ACTH-injected birds. Journal of Immunology 98: 1076–1084
   PubMed Web of Science ®Google Scholar
• GOWE, R.S., JOHNSON, A.S., CRAWFORD, R.D., DOWNS, J.H., HILL, A.T., MOUNTAIN, W.F., PELETIER, J.F. and STRAIN, J.H. (1960) Restricted versus full-feeding during the growing period for egg production stock. British Poultry Science 1: 37–56
   Google Scholar
• GROSS, W.B. (1962) Blood culture, blood counts, and temperature records in an experimentally produced ‘air sac disease’ and uncomplicated Escherichia coli infection of chickens. Poultry Science 41: 691–700
   Web of Science ®Google Scholar
• GROSS, W.B. (1972) Effect of social stress on occurrence of Marek's disease. American Journal of Veterinary Research 33: 2275–2279
   PubMed Web of Science ®Google Scholar
• GROSS, W.B. (1976) Plasma steroid tendency, social environment and Eimeria necatrix infection. Poultry Science 55: 1508–1512
   PubMed Web of Science ®Google Scholar
• GROSS, W.B. (1983) Chicken-environment interactions. In: Ethics and Animals (Eds Miller, H.B. and Williams, W.H.), Humana Press, Cliffton, NJ, pp. 329–337
   Google Scholar
• GROSS, W.B. (1985) Effect of social environment and oocyst dose on resistance and immunity to Eimeria tenella challenge. Avian Diseases 29: 1018–1028
   PubMed Web of Science ®Google Scholar
• GROSS, W.B. (1989) Effect of adrenal blocking chemicals on viral and respiratory infections in chickens. Canadian Journal of Veterinary Research 53: 48–51
   PubMed Web of Science ®Google Scholar
• GROSS, W.B. and COLMANO, G. (1969) Effect of social isolation on resistance to some infectious agents. Poultry Science 48: 514–520
   PubMed Web of Science ®Google Scholar
• GROSS, W.B. and SIEGEL, H.S. (1965) The effect of social stress on resistance to infection with Escherichia coli or Mycoplasma gallisepticum. Poultry Science 44: 998–1001
   PubMed Web of Science ®Google Scholar
• GROSS, W.B. and SIEGEL, P.B. (1980) Effects of early environmental stresses on chicken body weight, antibody response to RBC antigens, feed efficiency, and response to fasting. Avian Diseases 24: 569–579
   PubMed Web of Science ®Google Scholar
• GROSS, W.B. and SIEGEL, P.B. (1981) Long-term exposure of chickens to three levels of social stress. Avian Diseases 25: 312–325
   PubMed Web of Science ®Google Scholar
• GROSS, W.B. and SIEGEL, P.B. (1982) Influences of sequences of environmental factors on the response of chicken to fasting and to Staphylococcus aureus infection. American Journal of Veterinary Research 43: 137–139
   PubMed Web of Science ®Google Scholar
• GROSS, W.B. and SIEGEL, H.S. (1983) Evaluation of heterophil/lymphocyte as a measurement of stress in chickens. Avian Diseases 27: 972–979
   PubMed Web of Science ®Google Scholar
• GROSS, W.B. and SIEGEL, P.B. (1986) Effect of initial and second period of fasting on heterophil and lymphocyte ratios and body weight. Avian Diseases 30: 345–346
   PubMed Web of Science ®Google Scholar
• GROSS, W.B. and SIEGEL, P.B. (1993) General principles of stress and welfare. In: Livestock, Handling and Transport (Ed. Grandin, T.), CAB International, Wallingford, UK, pp. 21–34
   Google Scholar
• GROSS, W.B., DUNNINGTON, E.A. and SIEGEL, P.B. (1984) Environmental effects on the wellbeing of chickens from lines selected for responses to social strife. Archives für Geflugelkunde 48: 3–7
   Web of Science ®Google Scholar
• HALE, E.B. (1969) Domestication and the evolution of behavior. In: The Behavior of Domestic Animals (Ed. Hafez, E.S.E.), Williams and Wilkins, Baltimore, MD, pp. 22–42
   Google Scholar
• HALL, R.D., GROSS, W.B. and TURNER, E.C., JR. (1979) Population development of Ornithonyssus sylvarium (canestrini and fazango) on Leghorn roosters inoculated with steroids and subjected to extremes of social interaction. Veterinary Parasitology 5: 287–297
   Web of Science ®Google Scholar
• HAN, P.F.S. and SMYTH, J.R., JR. (1972) The influence of restricted feed intake on the response of chickens to Marek's disease. Poultry Science 51: 986–990
   PubMed Web of Science ®Google Scholar
• HARVEY, S., KLANDORF, H. and PINCHASOV, Y. (1983) Visual and metabolic stimuli cause adrenocortical suppression in fasted chickens during refeeding. Neuroendocrinology 37: 59–63
   PubMed Web of Science ®Google Scholar
• HARVEY, S., PHILLIPS, J.G., REES, A. and HALL, T.R. (1984) Stress and adrenal function. Journal of Experimental Zoology 232: 633–645
   PubMedGoogle Scholar
• HUSTON, T.M. and EDWARDS, H.M. (1961) The effect of environmental temperature upon growth and feed efficiency of domestic fowl. Poultry Science 40: 1417 (abstract)
   Google Scholar
• JONES, R.B. (1987) Social and environmental aspects of fear. In: Cognitive Aspects of Social Behaviour in Domestic Fowl (Eds Zayan, R. and Duncan, I.), Elsevier, Amsterdam, pp. 82–149
   Google Scholar
• KATANBAF, M.N., DUNNINGTON, E.A. and SIEGEL, P.B. (1989) Restricted feeding in early and late feathering chickens. 1. Growth and physiologial responses. Poultry Science 68: 344–351
   PubMed Web of Science ®Google Scholar
• KLASING, K.C. (1988) Influence of acute feed deprivation or excess feed intake on immunocompetence of broiler chicks. Poultry Science 67: 626–634
   PubMed Web of Science ®Google Scholar
• KOWALCZYK, T. (1969) Etiologic factors of gastric ulcers in swine. American Journal of Veterinary Research 30: 393–400
   PubMed Web of Science ®Google Scholar
• LEVINE, S. (1962) Plasma-free corticosteroid response to electric shock in rats stimulated in infancy. Science 135: 795–796
   PubMed Web of Science ®Google Scholar
• LEVINS, S. (1971) Stress and behavior. Scientific American 224: 26–31
   Web of Science ®Google Scholar
• LINDGREN, D. (1972) The temperature influence on the spontaneous mutation rate. Hereditas 70: 165–178
   PubMed Web of Science ®Google Scholar
• MARSH, J.T., LAVENDER, J.F., CHANG, S.S. and RASMUSSEN, A.F. (1963) Poliomyelitis in monkeys: decreased susceptibility after avoidance stress. Science 140: 1414–1415
   PubMed Web of Science ®Google Scholar
• MARSTELLER, F.A., SIEGEL, P.B. and GROSS, W.B. (1980) Agonistic behavior, the development of social hierarchy and stress in genetically diverse flocks of chickens. Behavioural Processes 5: 339–354
   PubMed Web of Science ®Google Scholar
• MARX, J.L. (1983) Surviving heat shock and other stresses. Science 221: 251–253
   PubMed Web of Science ®Google Scholar
• MAULDIN, J.M. and SIEGEL, P.B. (1979) ‘Fear’, headshaking and production in five populations of caged chickens. British Poultry Science 20, 39–44
   Web of Science ®Google Scholar
• MAXWELL, M.H. (1993) Avian blood leucocyte responses to stress. World's Poultry Science Journal 49: 34–43
   Web of Science ®Google Scholar
• MAXWELL, M.H., ROBERTSON, G.W., SPENCE, S. and McCORQUODALE, C.C. (1990) Comparison of hematological values in restricted- and ad libitum-fed domestic fowls: red blood cell characteristics. British Poultry Science 31: 407–413
   PubMed Web of Science ®Google Scholar
• MAXWELL, M.H., HOCKING, P.M. and ROBERTSON, G.W. (1992) Differential leucocyte responses to various degrees of food restriction in broilers, turkeys and ducks. British Poultry Science 33: 177–187
   PubMed Web of Science ®Google Scholar
• MAY, J.D., DEATON, J.W. and BRANTON, S.L. (1987) Body temperature of acclimated broilers during exposure to high temperature. Poultry Science 66: 378–380
   PubMed Web of Science ®Google Scholar
• McBRIDE, G. (1980) Adaptation and welfare at the man-animal interface. In: Behavior in Relation to Reproduction, Management and Welfare of Farm Animals. Reviews in Rural Science IV (Eds Wodzicka-Tomaszewska, M., Edey, T.N. and Lynch, J.J.), University of New England, Armidale, New South Wales, pp. 195–198
   Google Scholar
• McFARLANE, J.M., CURTIS, S.E., SHANKS, R.D. and CARMER, S.G. (1989) Multiple concurrent stressors in chicks. 1. Effect on weight gain, feed intake, and behavior. Poultry Science 68: 501–509
   PubMed Web of Science ®Google Scholar
• McLEAN, J.G. (1973) Equine paralytic myoglobinuria (azoturia). A review. Australian Veterinary Journal 40: 41–43
   Web of Science ®Google Scholar
• MENCH, J.A. (1988) The development of aggressive behavior in male broiler chicks: a comparison with laying-type males and the effects of feed restriction. Applied Animal Behavior Science 21: 233–242
   Web of Science ®Google Scholar
• MENCH, J.A., VAN TIENHOVEN, A., MARSH, J.A., McCORMICK, C.C., CUNNINGHAM, D.L. and BAKER, R.C. (1986) Effects of cage and floor pen management on behavior, production, and physiological responses of laying hens. Poultry Science 65: 1058–1069
   PubMed Web of Science ®Google Scholar
• MOBERG, G.P. (1985) Biological responses to stress: key to assessment of animal suffering and well-being. In: Animal Stress (Ed. Moberg, G.P.), Waverly Press, Baltimore, MD, pp. 27–50
   Google Scholar
• MOWBRAY, R.M. and SYKES, A.H. (1971) Egg production in warm environmental temperature. British Poultry Science 12: 25–29
   Web of Science ®Google Scholar
• MUNCK, A. and GUYRE, P.M. (1991) Glucocorticoids and immune function. In: Psychoneuroimmunology (Eds Ader, R., Felten, D.L. and Cohen, N.), Academic Press, San Diego, pp. 447–493
   Google Scholar
• MUNCK, A., GUYRE, P.M. and HOLBROOK, N.J. (1984) Physiological functions of glucocorticoids in stress and their relation to pharmacological actions. Endocrine Reviews 5: 25–44
   PubMed Web of Science ®Google Scholar
• NICOL, C.J. and GUILFORD, T. (1991) Exploratory activity as a measure of motivation in deprived hens. Animal Behavior 41: 333–341
   Web of Science ®Google Scholar
• NIR, I., YAM, D. and PEREK, M. (1975) Effect of stress on the corticosterone content of the blood plasma and adrenal gland of intact and bursectomized Gallus domesticus. Poultry Science 54: 2101–2110
   PubMed Web of Science ®Google Scholar
• NORTH, M.O. and BELL, D.D. (1990) Commercial Chicken Production Manual. Chapman and Hall, New York
   Google Scholar
• O'SULLIVAN, N.P., DUNNINGTON, E.A., SMITH, E.J., GROSS, W.B. and SIEGEL, P.B. (1991) Performance of early and late feathering broiler breeder females with different feeding regimes. British Poultry Science 32: 981–995
   PubMed Web of Science ®Google Scholar
• PARSONS, P.A. (1988) Evolutionary rates: effects of stress upon recombination. Biological Journal of Linnean Society 35: 49–68
   Web of Science ®Google Scholar
• PROUDFOOT, F.G., HULAN, H.W. and RAMEY, D.R. (1979) Effect of four stocking densities on broiler carcass grade, the incidence of breast blisters and other performance traits. Poultry Science 58: 791–793
   Web of Science ®Google Scholar
• RAUP, D.M. and BOYAJIAN, G.E. (1988) Patterns of generic extinction in the fossil record. Paleobiology 14: 109–125
   PubMed Web of Science ®Google Scholar
• REECE, F.N., DEATON, J.W. and KUBENA, L.F. (1972) Effects of high temperature and humidity on heat prostration of broiler chickens. Poultry Science 51: 2021–2025
   PubMed Web of Science ®Google Scholar
• REES, A., HARVEY, S. and PHILLIPS, J.G. (1985) Adrenocortical responses to novel stressors in acutely and repeatedly starved chickens. General and Comparative Endocrinology 59: 105–109
   PubMed Web of Science ®Google Scholar
• RICE, P.L. (1987) Stress and Health. Brooks/Cole Publ. Co., Monterey, CA
   Google Scholar
• ROBBINS, K.R., McGHEE, G.C., OSEI, P. and BEAUCHENE, R.E. (1986) Effects of feed restriction on growth, body composition, and egg production of females through 68 weeks of age. Poultry Science 65: 2226–2231
   PubMed Web of Science ®Google Scholar
• ROOT, T. (1988) Environmental factors associated with avian distributional limits. Journal of Biogeography 15: 489–505
   Web of Science ®Google Scholar
• RUSHEN, J. (1991) Problems associated with the interpretation of physiological data in the assessment of animal welfare. Applied Animal Behaviour Science 28: 381–386
   Web of Science ®Google Scholar
• SAPOLSKY, R.M. (1992a) Neuroendocrinology of the stress response. In: Behavioral Endocrinology (Eds Becker, J.B., Breedlove, S.M. and Crews, D.), MIT Press, Cambridge, MA, pp. 287–324
   Google Scholar
• SAPOLSKY, R.M. (1992b) Stress, the Aging Brain and the Mechanism of Neuron Death. MIT Press, Cambridge, MA
   Google Scholar
• SATTERLEE, D.G. and JOHNSON, W.A. (1988) Selection of Japanese quail for contrasting blood corticosterone response to immobilization. Poultry Science 67: 25–32
   PubMed Web of Science ®Google Scholar
• SELYE, H. (1937) Studies on adaptation. Endocrinology 21: 169–188
   Google Scholar
• SELYE, H. (1976) The Stress of Life. McGraw-Hill Book Co., New York
   Google Scholar
• SELYE, H. (1980) The stress concept today. In: Handbook of Stress and Anxiety (Eds Kutash, I.L., Schlesinger, L.B. and associates), Jossey-Bass Publisher, San Francisco, pp. 127–143
   Google Scholar
• SHEA, M.M., MENCH, J.A. and THOMAS, O.P. (1990) The effect of dietary tryptophan on aggressive behavior in developing and mature broiler breeder males. Poultry Science 69: 1664–1669
   PubMed Web of Science ®Google Scholar
• SIEGEL, H.S. (1971) Adrenal, stress and the environment. World's Poultry Science Journal 27: 327–349
   Web of Science ®Google Scholar
• SIEGEL, H.S. (1980) Physiological stress in birds. Bioscience 30: 529–534
   Web of Science ®Google Scholar
• SIEGEL, H.S. (1983) Effects of intensive production methods on livestock health. Agro-Ecosystem 8: 215–230
   Web of Science ®Google Scholar
• SIEGEL, P.B. (1979) Behavior genetics in chickens. World's Poultry Science Journal 35: 9–19
   Web of Science ®Google Scholar
• SIEGEL, P.B. (1984) The role of behavior in poultry production: a review of research. Applied Animal Ethology 11: 299–316
   Web of Science ®Google Scholar
• SIEGEL, P.B. and DUNNINGTON, E.A. (1990) Behavioral genetics. In: Poultry Breeding and Genetics (Ed. Crawford, R.D.), Elsevier, Amsterdam, pp. 877–896
   Google Scholar
• SIEGEL, P.B., HABERFELD, A., MUKHERJEE, T.K., STALLARD, L.C., MARKS, H.L. and DUNNINGTON, E.A. (1992) Jungle fowl-domestic fowl relationships: a use of DNA fingeprinting. World's Poultry Science Journal 48: 147–155
   Web of Science ®Google Scholar
• SMITH, A.J. (1973) Some effects of high environmental temperatures on the productivity of laying hens. Tropical Animal Health and Production 5: 259–271
   PubMedGoogle Scholar
• WARREN, D.C. and SCHNEPEL, R.L. (1940) The effect of air temperatures on egg shell thickness in the fowl. Poultry Science 19: 67–72
   Google Scholar
• WEBSTER'S NEW COLLEGIATE DICTIONARY (1981) G and C Merriam Co., Springfield, MA
   Google Scholar
• WIENS, J.A. (1974) Climatic instability and the ‘ecological saturation’ of bird communities in North American grasslands. Condor 76: 385–400
   Web of Science ®Google Scholar
• WILLIAMS, N.S. (1984) Stress and the behavior of domestic fowl. World's Poultry Science Journal 40: 215–220
   Web of Science ®Google Scholar
• WILSON, H.R., ARMAS, A.E., ROSS, I.J., DORMINEY, R.W. and WILSON, C.J. (1966) Familial differences of Single Comb White Leghorn chickens in tolerance to high ambient temperature. Poultry Science 45: 784–788
   PubMed Web of Science ®Google Scholar
• WILSON, H.R., WILCOX, C.J., VOITLE, R.A., BAIRD, C.D. and DORMINEY, R.W. (1975) Characteristics of White Leghorn chickens selected for heat tolerance. Poultry Science 54: 126–130
   PubMed Web of Science ®Google Scholar
• ZAYAN, R. (1990) Perspectives in the study of social stress. In: Social Stress in Domestic Animals (Eds Zayan, R. and Dantzer, R.), Kluwer Academic, Norwell, MA, pp. 31–69
   Google Scholar
• ZULKIFLI, I., DUNNINGTON, E.A., GROSS, W.B., LARSEN, A.S., MARTIN, A. and SIEGEL, P.B. (1993) Responses of dwarf and normal chickens to feed restriction, Eimeria tenella infection, and sheep red blood cell antigen. Poultry Science 72: 1630–1640
   PubMed Web of Science ®Google Scholar
• ZULKIFLI, I., DUNNINGTON, E.A., GROSS, W.B. and SIEGEL, P.B. (1994a) Food restriction early or later in life and its effect on adaptability, disease resistance, and immunocompetence of heat-stressed dwarf and nondwarf chickens. British Poultry Science 35: 203–214
   PubMed Web of Science ®Google Scholar
• ZULKIFLI, I., DUNNINGTON, E.A., GROSS, W.B. and SIEGEL, P.B. (1994b) Inhibition of adrenal steroidogenesis, food restriction and acclimation to high ambient temperatures in chickens. British Poultry Science 35: 417–426
   PubMed Web of Science ®Google Scholar
• ZULKIFLI, I. and SIEGEL, P.B. (1994) Heterophil to lymphocyte ratios during perinatal and neonatal stages in chickens. British Poultry Science 35: 309–313
   PubMed Web of Science ®Google Scholar