|
Houston, A. I., & McNamara, J. M. (1988). Fighting for food: a dynamic version of the Hawk-Dove game. Evol. Ecol., 2(1), 51–64.
|
|
|
Ginsberg, J. R. (1988). Social organisation and mating strategies of an arid adapted equid: The Grevy`s zebra. Ph.D. thesis, Princeton University, Princeton.
|
|
|
Boyd, L.,. (1988). The behavior of Przewalski's horses. Ph.D. thesis, , Cornell University.
|
|
|
Franke Stevens E,. (1988). Contents between bands of feral horses for access to fresh water: the resident wins. Anim Beh, 36(6), 1851–1853.
|
|
|
Houpt Ka, H. T. (1988). Social and illumination preferences of mares. J Anim Sci, 66, 2159–2164.
|
|
|
Houpt, K. A., & Fraser, A. F. (1988). Przewalski horses. Appl. Anim. Behav. Sci., 21(1-2), 1–3.
|
|
|
KIRKPATRICK JF et al,. (1988). Pregnancy determination in uncaptured feral Horses based on steroid metabolites in urine – soaked snow and free steroids in feces.
|
|
|
KOTERBA AM et al,. (1988). Brathing strategy of the adult horse at rest. J Appl Physiol, 64, 337–346.
|
|
|
Penzhorn Bl,. (1988). Equus zebra. Mammalian Species, 314, 1–7.
|
|
|
Smielowski, J. (1988). Breeding of the Grevy's Zebra at Polish zoological gardens. Przeglad Zool, 32, 595–597.
|
|