Celebrato nei paesi (+1):
Russia.Ornithologist day negli altri anni
| Inizia | |
|---|---|
| Ornithologist day 2243 | |
| Ornithologist day 2244 | |
| Ornithologist day 2245 | |
| Ornithologist day 2246 | |
| Ornithologist day 2247 | |
| Ornithologist day 2248 |
Ornithologist day in altre lingue
| Russian | День орнитолога |