# Tamiasciurus hudsonicus fremonti

> subspecies of mammal

**Wikidata**: [Q20903562](https://www.wikidata.org/wiki/Q20903562)  
**Source**: https://4ort.xyz/entity/tamiasciurus-hudsonicus-fremonti


## References

1. Mammal Species of the World (Third edition)
2. Squirrels of the World
3. Taxonomy database of the U.S. National Center for Biotechnology Information
4. Integrated Taxonomic Information System
5. Encyclopedia of Life
6. Global Biodiversity Information Facility
7. UMLS 2023
8. Open Tree of Life reference taxonomy version 3.6
9. Evolution and spectral tuning of visual pigments in birds and mammals