Celebrato nei paesi (+1):
Russia.Ornithologist day negli altri anni
| Inizia | |
|---|---|
| Ornithologist day 2311 | |
| Ornithologist day 2312 | |
| Ornithologist day 2313 | |
| Ornithologist day 2314 | |
| Ornithologist day 2315 | |
| Ornithologist day 2316 |
Ornithologist day in altre lingue
| Russian | День орнитолога |