Celebrato nei paesi (+1):
Russia.Ornithologist day negli altri anni
| Inizia | |
|---|---|
| Ornithologist day 2229 | |
| Ornithologist day 2230 | |
| Ornithologist day 2231 | |
| Ornithologist day 2232 | |
| Ornithologist day 2233 | |
| Ornithologist day 2234 |
Ornithologist day in altre lingue
| Russian | День орнитолога |