Celebrato nei paesi (+1):
Russia.Ornithologist day negli altri anni
| Inizia | |
|---|---|
| Ornithologist day 2191 | |
| Ornithologist day 2192 | |
| Ornithologist day 2193 | |
| Ornithologist day 2194 | |
| Ornithologist day 2195 | |
| Ornithologist day 2196 |
Ornithologist day in altre lingue
| Russian | День орнитолога |