Celebrato nei paesi (+1):
Russia.Ornithologist day negli altri anni
| Inizia | |
|---|---|
| Ornithologist day 2119 | |
| Ornithologist day 2120 | |
| Ornithologist day 2121 | |
| Ornithologist day 2122 | |
| Ornithologist day 2123 | |
| Ornithologist day 2124 |
Ornithologist day in altre lingue
| Russian | День орнитолога |