# Carduelis tristis

> species of bird

**Wikidata**: [Q477206](https://www.wikidata.org/wiki/Q477206)  
**Source**: https://4ort.xyz/entity/carduelis-tristis


## References

1. Integrated Taxonomic Information System. 1996
2. Freebase Data Dumps. 2013
3. Global Biodiversity Information Facility
4. Gwefan Llên Natur
5. IUCN Red List
6. TAXREF v9.0
7. TAXREF v10.0
8. TAXREF v11.0
9. National Biodiversity Network
10. Interim Register of Marine and Nonmarine Genera
11. Open Tree of Life reference taxonomy version 3.6
12. Out of the dark: 350 million years of conservatism and evolution in diel activity patterns in vertebrates