# Caspian Tern

> species of bird

**Wikidata**: [Q27129](https://www.wikidata.org/wiki/Q27129)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Caspian_tern)  
**Source**: https://4ort.xyz/entity/caspian-tern


## References

1. Integrated Taxonomic Information System. 1996
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. [Source](https://ebird.org/hotspot/L4084081)
29. [Source](https://ebird.org/hotspot/L3915579)
30. [Source](https://ebird.org/hotspot/L2715279?yr=all&m=&rank=mrec)
31. New Zealand Threat Classification System Database
32. IUCN Red List
33. Freebase Data Dumps. 2013
34. Taxonomy database of the U.S. National Center for Biotechnology Information
35. Fossilworks
36. Global Biodiversity Information Facility
37. World Register of Marine Species
38. Gwefan Llên Natur
39. [Finnish Biodiversity Information Facility](https://laji.fi/taxon/MX.27797)
40. [Source](https://ec.europa.eu/translation/portuguese/magazine/documents/folha66_separata1_pt.pdf)
41. Catalogue of Life in Taiwan
42. Species richness patterns of mammals and birds and their drivers in the Nanling Mountain Range
43. [Source](http://www.sabencia.net/nomenclator.php)
44. Source
45. Dyntaxa
46. Avibase
47. Handbook of the Birds of the World
48. AVIAN BODY SIZES IN RELATION TO FECUNDITY, MATING SYSTEM, DISPLAY BEHAVIOR, AND RESOURCE SHARING
49. YSO-Wikidata mapping project
50. New Zealand Organisms Register