Celebrato nei paesi (+1):
Russia.Ornithologist day negli altri anni
| Inizia | |
|---|---|
| Ornithologist day 2321 | |
| Ornithologist day 2322 | |
| Ornithologist day 2323 | |
| Ornithologist day 2324 | |
| Ornithologist day 2325 | |
| Ornithologist day 2326 |
Ornithologist day in altre lingue
| Russian | День орнитолога |