| Author |
Title |
Year |
Publication |
Serial |
Volume  |
Pages |
| Smuts, M.M.S.; Penzhorn, B. L. |
Descriptions of antomical differences between skulls and mandibles of Equus zebra and E. burchelli from southern Africa |
1988 |
South African Journal of Zoology |
1617 |
23 |
328-336 |
| YALDEN DW et al, |
Catalogue of the mammals of Ethiopia 6; II. order Perissodactyla; A |
1986 |
|
1726 |
21 |
35-41 |
| Antonius. O., |
Beobachtungen an Einhufern in Schönbrunn. XX. Über nordische Kleinpferde |
1953 |
Zoologische Garten |
895 |
20 |
1-24 |
| Matsushima, T.; Izawa, E.-I.; Aoki, N.; Yanagihara, S. |
The mind through chick eyes: memory, cognition and anticipation |
2003 |
Zoological Science |
2858 |
20 |
395-408 |
| Cassinello, J.; Pieters, I. |
Multi-male captive groups of endangered dama gazelle: Social rank, aggression, and enclosure effects |
2000 |
Zoo Biology |
5476 |
19 |
121-129 |
| Antonius. O., |
Beobachtungen an Einhufern in Schönbrunn. XIX. Ein Waldzebra |
1950 |
Zoologische Garten |
892 |
17 |
204-210 |
| Bouman Jg, |
The future of Przewalski horses |
1977 |
|
953 |
17 |
62-68 |
| Antonius. O., |
Beobachtungen an Einhufern in Schönbrunn. XVII. Halbeselbastarde |
1944 |
Zoologische Garten |
891 |
16 |
1 22 |
| Ryder O, |
The quagga is gone but its genes may survive |
1983 |
|
1536 |
16 |
|
| Rzasnicki A, |
Zebras and quaggas |
1951 |
|
1546 |
16 |
203-252 |
