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Author Title (up) Year Publication Serial Volume Pages
Gill, J. A new method for continuous recording of motor activity in horses 1991 Comparative Biochemistry and Physiology. A, Comparative Physiology 1950 99 333-341
Pepperberg, I.M.; Brezinsky, M.V. Acquisition of a relative class concept by an African gray parrot (Psittacus erithacus): discriminations based on relative size 1991 Journal of Comparative Psychology 3610 105 286-294
Lee, P. Adaptation to environmental change:an evolutionary perspective 1991 Primate responses to environmental changes 6523 39-56
Houpt, K.A. Animal behavior and animal welfare 1991 Journal of the American Veterinary Medical Association 40 198 1355-1360
Real, L.A. Animal choice behavior and the evolution of cognitive architecture 1991 Science (New York, N.Y.) 2846 253 980-986
Denoix, J.M. Approche mecanique des allures et du saut chez le cheval 1991 Science & Sports 3976 6 117-124
Mal, M.E.; Friend, T.H.; Lay, D.C.; Vogelsang, S.G.; Jenkins, O.C. Behavioral responses of mares to short-term confinement and social isolation 1991 Applied Animal Behaviour Science 4820 31 13-24
Kirkpatrick, J.F.; Turner, J.W. Changes in herd stallions among feral horse bands and the absence of forced copulation and induced abortion 1991 Behavioral Ecology and Sociobiology 2327 29 217-219
Jablonska, E.M.; Ziolkowska, S.M.; Gill, J.; Szykula, R.; Faff, J. Changes in some haematological and metabolic indices in young horses during the first year of jump-training 1991 Equine Veterinary Journal 3801 23 309-311
Schwarzenberger, F.; Mostl, E.; Bamberg, E.; Pammer, J.; Schmehlik, O. Concentrations of progestagens and oestrogens in the faeces of pregnant Lipizzan, trotter and thoroughbred mares 1991 Journal of reproduction and fertility. Supplement 322 44 489-499