# Anas crecca crecca

> subspecies of bird

**Wikidata**: [Q21401391](https://www.wikidata.org/wiki/Q21401391)  
**Source**: https://4ort.xyz/entity/anas-crecca-crecca


## References

1. IOC World Bird List Version 6.3
2. IOC World Bird List Version 7.2
3. IOC World Bird List Version 6.4
4. IOC World Bird List Version 7.1
5. IOC World Bird List Version 7.3
6. Clements Checklist of Birds of the World
7. Taxonomy database of the U.S. National Center for Biotechnology Information
8. Integrated Taxonomic Information System
9. Global Biodiversity Information Facility
10. World Register of Marine Species
11. Catalogue of Life in Taiwan
12. TAXREF v9.0
13. TAXREF v10.0
14. TAXREF v11.0
15. TAXREF v12.0
16. TAXREF v13.0
17. TAXREF v14.0
18. TAXREF v15.0
19. TAXREF v16.0
20. eBird Taxonomy v2019
21. Ocean Biodiversity Information System
22. [2025](https://www.gbif.org/dataset/2c04922c-82dd-4718-ab22-c9772408de9c)
23. CalPhotos
24. BISMaL