Do chimney swifts fly at night?

Related questions

1. What animal is the loudest?
2. What is a flock of swifts called?
3. Do Swifts ever land?
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5. Which bird sleeps most?
6. Why do swifts fly in circles?
7. How long can a swift fly without landing?
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9. What animal is a swift?
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Tags

1. #aerial
2. #flying
3. #nesting
4. #nonbreeding
5. #among
6. #chimney
7. #almost
8. #never
9. #large
10. #swifts
11. #season
12. #perches
13. #together
14. #roost
15. #overnight
16. #numbers
17. #roosting
18. #constantly
19. #single
20. #birds
21. #except
22. #during