Celebrato nei paesi (+1):
Russia.Ornithologist day negli altri anni
| Inizia | |
|---|---|
| Ornithologist day 2356 | |
| Ornithologist day 2357 | |
| Ornithologist day 2358 | |
| Ornithologist day 2359 | |
| Ornithologist day 2360 | |
| Ornithologist day 2361 |
Ornithologist day in altre lingue
| Russian | День орнитолога |