|
Epstein H,. (1984). Ass, mule and onager. In In Manson: Evolution of domesticatd animals. (pp. 174–184).
|
|
|
Flade Je,. (1959). Shetlandponies. Die Neue Brehm-Bücherei, , 243.
|
|
|
Flade Je, F. W. (1963). Beitrag zum Problem der Trächtigkeitsdauer und zu ihrer faktoriellen Abhängigkeit beim Pferd. Arch Tierz, , 505–520.
|
|
|
Fraser Af,. (1922). The behaviour of the horse ? (pp. 264–278). Wallingford, UK: C.A.B. International.
|
|
|
Gakahu Cg,. The distribution of zebra in Amboseli National Park and its relationship to food quality and quantity. Anim Ecol, .
|
|
|
Gakahu Cg,. (1979). Strategies of feeding behavior in the Common zebra, Equus burchelli (Gray) in Amboseli National Park, Kenya (Abstract). Symposium on the Ecology and Behavior of wild and feral Equids, Laramie, , 158.
|
|
|
Gingerich Pd,. (1981). Variation, sexual dimorphism, and social structure in the early Eocene horse Hyracotherium. Paleobiol, , 443–455.
|
|
|
Ginsberg, J. R. (1987). Social behavior and mating strategies of an arid adapted equid: the Grevy's zebra. Prnceton.
|
|
|
Glen-Leary J,. (1987). Stud book for zebras. Farmer's weekly, .
|
|
|
Götze, R. (1941). Spermagewinnung und künstliche Besamung bei Pferd und Rind. Inst Wiss Film Göttingen, Film C 390, .
|
|