Celebrato nei paesi (+1):
Russia.Ornithologist day negli altri anni
| Inizia | |
|---|---|
| Ornithologist day 2246 | |
| Ornithologist day 2247 | |
| Ornithologist day 2248 | |
| Ornithologist day 2249 | |
| Ornithologist day 2250 | |
| Ornithologist day 2251 |
Ornithologist day in altre lingue
| Russian | День орнитолога |