Celebrato nei paesi (+1):
Russia.Ornithologist day negli altri anni
| Inizia | |
|---|---|
| Ornithologist day 2116 | |
| Ornithologist day 2117 | |
| Ornithologist day 2118 | |
| Ornithologist day 2119 | |
| Ornithologist day 2120 | |
| Ornithologist day 2121 |
Ornithologist day in altre lingue
| Russian | День орнитолога |