How common are black swans in the UK?

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Tags

1. #handful
2. #unusual
3. #black
4. #rarely
5. #which
6. #common
7. #midlands
8. #sighted
9. #britain
10. #native
11. #habitat
12. #miles
13. #wildlife
14. #spotted
15. #river
16. #drifting
17. #parks
18. #australia
19. #species
20. #thought
21. #originated
22. #living