Celebrato nei paesi (+1):
Russia.Ornithologist day negli altri anni
| Inizia | |
|---|---|
| Ornithologist day 2210 | |
| Ornithologist day 2211 | |
| Ornithologist day 2212 | |
| Ornithologist day 2213 | |
| Ornithologist day 2214 | |
| Ornithologist day 2215 |
Ornithologist day in altre lingue
| Russian | День орнитолога |