Celebrato nei paesi (+1):
Russia.Ornithologist day negli altri anni
| Inizia | |
|---|---|
| Ornithologist day 2254 | |
| Ornithologist day 2255 | |
| Ornithologist day 2256 | |
| Ornithologist day 2257 | |
| Ornithologist day 2258 | |
| Ornithologist day 2259 |
Ornithologist day in altre lingue
| Russian | День орнитолога |