Celebrato nei paesi (+1):
Russia.Ornithologist day negli altri anni
| Inizia | |
|---|---|
| Ornithologist day 2407 | |
| Ornithologist day 2408 | |
| Ornithologist day 2409 | |
| Ornithologist day 2410 | |
| Ornithologist day 2411 | |
| Ornithologist day 2412 |
Ornithologist day in altre lingue
| Russian | День орнитолога |