Celebrato nei paesi (+1):
Russia.Ornithologist day negli altri anni
| Inizia | |
|---|---|
| Ornithologist day 2073 | |
| Ornithologist day 2074 | |
| Ornithologist day 2075 | |
| Ornithologist day 2076 | |
| Ornithologist day 2077 | |
| Ornithologist day 2078 |
Ornithologist day in altre lingue
| Russian | День орнитолога |