Celebrato nei paesi (+1):
Russia.Ornithologist day negli altri anni
| Inizia | |
|---|---|
| Ornithologist day 2393 | |
| Ornithologist day 2394 | |
| Ornithologist day 2395 | |
| Ornithologist day 2396 | |
| Ornithologist day 2397 | |
| Ornithologist day 2398 |
Ornithologist day in altre lingue
| Russian | День орнитолога |