 |
| |||
| European flying squirrel (Pteromys volans); Siberian flying squirrel (Pteromys volans) | |||
| flying squirrel (Anomalurus); scaly-tailed squirrel (Anomalurus) | |||
| |||
| flying squirrels (Pteromyidae) | |||
| flying squirrels (Pteromyinae) | |||
| écureuil volant: 20 phrases in 4 subjects |
| Mammals | 15 |
| Natural resourses and wildlife conservation | 1 |
| Natural sciences | 1 |
| Zoology | 3 |