 |
| |||
| guifette noire (Chlidonias niger); guifette épouvantail (Chlidonias niger); sterne noire | |||
| guifette noire (Chlidonias nigra) | |||
| guifette noire (Chlidonias niger) | |||
|
black tern : 5 phrases in 3 subjects |
| Natural resourses and wildlife conservation | 2 |
| Ornithology | 2 |
| Zoology | 1 |