# Ring Ouzel

> species of bird

**Wikidata**: [Q26641](https://www.wikidata.org/wiki/Q26641)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Ring_ouzel)  
**Source**: https://4ort.xyz/entity/ring-ouzel


## References

1. Integrated Taxonomic Information System. 1999
2. IOC World Bird List Version 6.3
3. IOC World Bird List Version 7.2
4. IOC World Bird List Version 6.4
5. IOC World Bird List Version 7.1
6. IOC World Bird List Version 7.3
7. IOC World Bird List Version 8.1
8. HBW and BirdLife Taxonomic Checklist v2
9. eBird Taxonomy v2018
10. Clements Checklist of Birds of the World
11. IOC World Bird List Version 8.2
12. IOC World Bird List Version 9.1
13. IOC World Bird List Version 9.2
14. HBW and BirdLife Taxonomic Checklist v3
15. HBW and BirdLife Taxonomic Checklist v4
16. IOC World Bird List Version 10.1
17. Clements Checklist v2019
18. IOC World Bird List Version 10.2
19. HBW and BirdLife Taxonomic Checklist v5
20. IOC World Bird List Version 11.1
21. IOC World Bird List Version 11.2
22. HBW and BirdLife Taxonomic Checklist v6
23. HBW and BirdLife Taxonomic Checklist v7
24. IOC World Bird List Version 12.1
25. IOC World Bird List Version 12.2
26. IOC World Bird List Version 13.1
27. The IUCN Red List of Threatened Species 2021.3
28. IUCN Red List
29. Freebase Data Dumps. 2013
30. Taxonomy database of the U.S. National Center for Biotechnology Information
31. [BioLib](https://www.biolib.cz/cz/taxon/id8882/)
32. Fossilworks
33. Global Biodiversity Information Facility
34. World Register of Marine Species
35. BBC Things
36. ZooBank
37. [Belgian Species List](http://species.be/en/3957)
38. [Finnish Biodiversity Information Facility](https://laji.fi/taxon/MX.33104)
39. Gwefan Llên Natur
40. [Source](http://www.sabencia.net/nomenclator.php)
41. Fauna Europaea
42. Dyntaxa
43. [Source](https://app.bto.org/birdfacts/results/bob11860.htm)
44. AVIAN BODY SIZES IN RELATION TO FECUNDITY, MATING SYSTEM, DISPLAY BEHAVIOR, AND RESOURCE SHARING
45. TAXREF v9.0
46. TAXREF v10.0
47. TAXREF v11.0
48. TAXREF v12.0
49. TAXREF v13.0
50. TAXREF v14.0