# Otospermophilus beecheyi

> species of mammal

**Wikidata**: [Q21727766](https://www.wikidata.org/wiki/Q21727766)  
**Source**: https://4ort.xyz/entity/otospermophilus-beecheyi


## References

1. Squirrels of the World
2. Generic revision in the Holarctic ground squirrel genus Spermophilus
3. The IUCN Red List of Threatened Species 2022.2
4. IUCN Red List
5. Taxonomy database of the U.S. National Center for Biotechnology Information
6. Integrated Taxonomic Information System
7. Global Biodiversity Information Facility
8. UMLS 2023
9. Evolution and spectral tuning of visual pigments in birds and mammals
10. CalPhotos