Bulgaria
Stamp from block
| Country: | Bulgaria |
| Type: | Postage stamps |
| Series: | Environment protection |
| Nominal: | 1 лв |
| Year: | 1989 |
| Perforation: | comb 13 |
Environment protection
 White-naped Crane (Grus vipio) |  White-naped Crane (Grus vipio) |