| Great Dusky Swift | |
|---|---|
 | |
| Information | |
| Range | Argentina, Bolivia, Brazil, and Paraguay. |
| Scientific Classification | |
| Kingdom | Animalia |
| Class | Aves |
| Order | Apodiformes |
| Family | Apodidae |
| Genus | Cypseloides |
| Species | Cypseloides senex |
| Conservation Status | |
 Least Concern | |
The Great dusky swift (Cypseloides senex), is a species of swift in the Apodidae family.
It is found in Argentina, Bolivia, Brazil, and Paraguay. Its natural habitats are temperate forests, subtropical or tropical moist lowland forests, and heavily degraded former forest.