 |
| |||
| Singschwan m | |||
| whooper: 4 phrases in 4 subjects |
| General | 1 |
| Natural resourses and wildlife conservation | 1 |
| Ornithology | 1 |
| Zoology | 1 |
|
| |||
| Singschwan m | |||
| whooper: 4 phrases in 4 subjects |
| General | 1 |
| Natural resourses and wildlife conservation | 1 |
| Ornithology | 1 |
| Zoology | 1 |