Celebrato nei paesi (+1):
Russia.Ornithologist day negli altri anni
| Inizia | |
|---|---|
| Ornithologist day 2260 | |
| Ornithologist day 2261 | |
| Ornithologist day 2262 | |
| Ornithologist day 2263 | |
| Ornithologist day 2264 | |
| Ornithologist day 2265 |
Ornithologist day in altre lingue
| Russian | День орнитолога |