Celebrato nei paesi (+1):
Russia.Ornithologist day negli altri anni
| Inizia | |
|---|---|
| Ornithologist day 2338 | |
| Ornithologist day 2339 | |
| Ornithologist day 2340 | |
| Ornithologist day 2341 | |
| Ornithologist day 2342 | |
| Ornithologist day 2343 |
Ornithologist day in altre lingue
| Russian | День орнитолога |