Bulgaria
| Country: | Bulgaria |
| Type: | Postage stamps |
| Series: | International Hunting Exhibition, Plovdiv |
| Nominal: | 23 ст |
| Year: | 1981 |
| Perforation: | comb 13¼ x 13¾ |
| Mintage: | 500,000 |
International Hunting Exhibition, Plovdiv
 Wildcat (Felis silvestris) |  Wild Boar (Sus scrofa) |  Mouflon (Ovis orientalis) |  Chamois (Rupicapra rupicapra) 0.1$ |
 Roe Deer (Capreolus capreolus) |  Fallow Deer (Dama dama) |  Red Deer (Cervus elaphus) 1.6$ |