Celebrato nei paesi (+1):
Russia.Ornithologist day negli altri anni
| Inizia | |
|---|---|
| Ornithologist day 2306 | |
| Ornithologist day 2307 | |
| Ornithologist day 2308 | |
| Ornithologist day 2309 | |
| Ornithologist day 2310 | |
| Ornithologist day 2311 |
Ornithologist day in altre lingue
| Russian | День орнитолога |