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Author Title Year Publication Serial Volume Pages
Klimov, V.V. Spatial-ethological organization of the herd of Przewalski horses (Equus przewalskii) in Askania-Nova 1988 Applied Animal Behaviour Science 2330 21 99-115
Kolter, L.; Zimmermann, W. Social behaviour of Przewalski horses (Equus p. przewalskii) in the Cologne Zoo and its consequences for management and housing 1988 Applied Animal Behaviour Science 2332 21 117-145
Ryder, O.A.; Massena, R. A case of male infanticide in Equus przewalskii 1988 Applied Animal Behaviour Science 1539 21 187-190
Boyd, L.E.; Carbonaro, D.A.; Houpt, K.A. The 24-hour time budget of Przewalski horses 1988 Applied Animal Behaviour Science 1805 21 5-17
Boyd, L.E. Ontogeny of behavior in Przewalski horses 1988 Applied Animal Behaviour Science 2018 21 41-69
Kirkpatrick, J. F.; Kasman, L. H.; Lasley,; B. L.; Turner, J. W. Jr. Pregnancy Determination in Uncaptured Feral Horses 1988 Journal of Wildlife Management 2290 52 305-308
Levin, L.E.; Grillet, M.E. [Diversified leadership: a social solution of problems in schools of fish] 1988 Acta Cientifica Venezolana 2045 39 175-180
Holzapfel, W.H.; Botha, S.J. Physiology of Sporolactobacillus strains isolated from different habitats and the indication of in vitro antagonism against Bacillus species 1988 International Journal of Food Microbiology 2675 7 161-168
Black, J.M. Preflight Signalling in Swans: A Mechanism for Group Cohesion and Flock Formation 1988 Ethology 5315 79 143-157
de Waal, F.B.M.; Luttrell, L.M. Mechanisms of social reciprocity in three primate species: Symmetrical relationship characteristics or cognition? 1988 Ethology and Sociobiology 5809 9 101-118