Celebrato nei paesi (+1):
Russia.Ornithologist day negli altri anni
| Inizia | |
|---|---|
| Ornithologist day 2240 | |
| Ornithologist day 2241 | |
| Ornithologist day 2242 | |
| Ornithologist day 2243 | |
| Ornithologist day 2244 | |
| Ornithologist day 2245 |
Ornithologist day in altre lingue
| Russian | День орнитолога |