Schnitzer, U. (1998). Grundsätze der Gymnastizierung des Reitpferdes.
|
Galef, B. G. J. R., & White, D. J. (1998). Mate-choice copying in Japanese quail, Coturnix coturnix japonica. Anim. Behav., 55(3), 545–552.
|
Bouman, I. (1998). The reintroduction of Przewalski horses in the Hustain Nuruu Mountain Forest Steppe Reserve in Mongolia. Mededelingen: Netherlands Commission for International Nature Protection, 32.
|
Czeschlik, T. (1998). Animal cognition – the phylogeny and ontogeny of cognitive abilities. Anim. Cogn., 1(1), 1–2.
|
Sutton J.E., & Roberts W.A. (1998). Do pigeons show incidental timing? Some experiments and a suggested hierarchical framework for the study of attention in animal cognition. Behav. Process., 44, 263–275.
|
Müller-Wohlfahrt, H. W., Kübler, U., & Müller- Wohlfahrt, H. W. (1998). Hundert Prozent fit und gesund. Das Geheimnis des gesunden Menschen. München: Heyne.
|
Redbo, I., Redbo-Torstensson, P., Ödberg, F. O., Hedendahl, A., & Holm, J. (1998). Factors affecting behavioural disturbances in race-horses. Animal Science, 66(2), 475–481.
|
Barton, N. (1998). Evolutionary biology: The geometry of adaptation. Nature, 395(6704), 751–752.
|
Byrne, R. W., & Russon, A. E. (1998). Learning by imitation: a hierachical approach. Behav. Brain Sci., 21, 667–721.
|
Mench, J. A., Morrow-Tesch, J., & Chu, L. - R. (1998). Environmental enrichment for farm animals. Lab Anim., 27, 32–36.
|