# Ursus americanus americanus

> subspecies of bear

**Wikidata**: [Q9092009](https://www.wikidata.org/wiki/Q9092009)  
**Source**: https://4ort.xyz/entity/ursus-americanus-americanus


## References

1. Mammal Species of the World (Third edition)
2. Taxonomy database of the U.S. National Center for Biotechnology Information
3. Integrated Taxonomic Information System
4. Encyclopedia of Life
5. Global Biodiversity Information Facility
6. CalPhotos