Celebrato nei paesi (+1):
Russia.Ornithologist day negli altri anni
| Inizia | |
|---|---|
| Ornithologist day 2205 | |
| Ornithologist day 2206 | |
| Ornithologist day 2207 | |
| Ornithologist day 2208 | |
| Ornithologist day 2209 | |
| Ornithologist day 2210 |
Ornithologist day in altre lingue
| Russian | День орнитолога |