Bitran, D., Kellog, C. K., and Hilvers, R. J. (1993). Treatment with an anabolic-androgenic steroid affects anxiety-related behavior and alters the sensitivity of cortical GABAa receptors in the rat. Horm. Behav. 27, 568-583.
Boissy, A., and Bouissou, M. F. (1994). Effect of androgen treatment on behavioral and physiological responses of heifers to fear-eliciting situations. Horm. Behav. 28, 66-83.
Bouissou, M. F. (1978). Effect of injections of testosterone propionate on dominance relationships in a group of cows. Horm. Behav. 11, 388-400.
Bouissou, M. F. (1985). Contribution à l'étude des relations interindividuelles chez les bovins domestiques femelles. Thèse Doct. Etat, Univ. P. et M. Curie, Paris, 365 pp.
Bouissou, M. F., and Gaudioso, V. (1982). Effects of early androgen treatment on subsequent social relationships in heifers. Horm. Behav. 16, 132-146.
Cougouille-Gauffreteau, B., Jussiaux, M., and Trillaud, C. (1981). Etude, après arrêt du traitement, des conséquences de l'injection d'hormones mâles à des juments, sur leur comportement social et sur leur position hiérarchique. C. R. Acad. Sci. (Paris) 292, 1073-1076.
Crepeau, L. J., and Newman, J. D. (1991). Gender differences in reactivity of adult squirrel monkeys to short-term environmental challenges. Neurosci. Biobehav. Rev. 15, 469-471.
Domek, D., Niekrasz, I., Garnica, A., and Searle, T. (1992). The potent and rapid behavior-specific actions of androgens. Soc. Neurosci. Abstr. 18, 342.12, 814.
Fabre, C., and Signoret, J. P. (1977). Etude du comportement de type mâle induit par traitement hormonal de brebis adultes ovariectomisées. In H. P. Klotz (Ed.), "Problèmes Actuels d'Endocrinologie et de Nutrition," pp. 107-117.
Fabre-Nys, C., Signoret, J. P., and Garnier, D. (1983). Etude du comportement sexuel mâle induit par la testostérone chez des brebis adultes ovariectomisées. Effet de la dose et de l'expérience sexuelle antérieure. Reprod. Nutr. Develop. 23, 273-284.
Fletcher, T. J. (1978). The induction of male sexual behavior in red deer (Cervus elaphus) by the administration of testosterone to hinds and estradiol 17-β to stags. Horm. Behav. 11, 74-88.
Garnier, D. H., Terqui, M., and Pelletier, J. (1977). Plasma concentrations of LH and testosterone in castrated rams treated with testosterone or testosterone propionate. J. Reprod. Fert. 49, 359-361.
Goddard, M. E., and Beilharz, R. G. (1983). Genetics of traits which determine the suitability of dogs as guide-dogs for the blind. Appl. Anim. Ethol. 9, 299-315.
Gray, J. A. (1987). The Psychology of Fear and Stress. 2nd ed., Cambridge University Press, Cambridge, 422 pp.
Hubert, W. (1990). Psychotrophic effects of testosterone. In Testosterone. Action Deficiency Substitution, E. Nieschlag, H. M. Behre, (Eds.), pp. 51-71.
McAdoo, B. V., Doering, C. H., Kraemer, H. C., Dessert, N., Brodie, H. K., and Hamburg, D. A. (1978). A study of the effects of gonadotropin-releasing hormone on human mood and behavior. Psychosom. Med. 40, 199-209.
Meddis, R. (1984). Statistics Using Ranks: A Unified Approach. Basil Blackwell Publisher Ltd, Oxford, 450 pp.
Romeyer, A., and Bouissou, M. F. (1992). Assessment of fear reactions in domestic sheep, and influence of breed and rearing conditions. Appl. Anim. Behav. Sci. 34, 93-119.
Rosenblatt, J. S., and Aronson, L. S. (1958). The decline of sexual behavior in male cats after castration with special reference to the role of prior sexual experience. Behaviour 12, 285-338.
Rouger, Y. (1974). Etude des interactions de l'environnement et des hormones sexuelles dans la régulation du comportement sexuel des Bovidae. Thèse Doct. Sci. Nat. Rennes 197 pp.
Siegel, S. (1956). Non-parametric Statistics for the Behavioral Sciences, 2nd ed., McGraw-Hill Eds, New York, 312 pp.
Vandenheede, M., and Bouissou, M. F. (1993a). Sex differences in fear reactions in sheep. Appl. Anim. Behav. Sci. 37, 39-55.
Vandenheede, M., and Bouissou, M. F. (1993b). Effect of androgen treatment on fear reactions in ewes. Horm. Behav. 27, 435-448.
Vandenheede, M., and Bouissou, M. F. (1995). Effects of castration on fear reactions of male sheep. Appl. Anim. Behav. Sci., in press.