| Stamps by countries | Europa | USSR | |
 | |
 |
Protect useful animals. Wisent. 28.03.1957 Michel 1927 Scott 1920 Yvert 1907 |
 | |
 |
Nature Reserves. Askania-Nova Nature Reserve, American bison and Zebra. 16.10.1968 Michel 3545 Scott 3517 Yvert 3416 |
| |
 |
Nature Reserve Belovezhskaya Pushcha. Wisents. 10.09.1969 Michel 3669 Scott 3642 Yvert 3530 |
| |
 |
Nature Reserves. Caucasian Nature Reserve, Wisent. 26.07.1973 Michel 4137 Scott 4093 Yvert 3945 |
| |
Hosted by uCoz