Common Golden-mantled Ground Squirrel

Callospermophilus lateralis

Often mistaken for chipmunks, they can be easily distinguished because they lack the black and white stripes across their faces.

Scientific name
Callospermophilus lateralis
Taxonomy
Animalia › Chordata › Mammalia › Rodentia › Sciuridae › Callospermophilus
IUCN Red List status
Least Concern
Population trend
stable
Biome
forest
Habitat
Coniferous forests, rocky slopes, subalpine meadows, and shrublands.
Diet
Omnivorous; feeds on pine seeds, acorns, berries, fungi, insects, and occasionally small bird eggs or carrion.
Range
Western United States, Western Canada, Rocky Mountains, Sierra Nevada
Size
23 to 30 cm in length; 120 to 390 grams in weight
Lifespan
3 to 7 years in the wild
Active
diurnal
Threats
Habitat fragmentation, climate change affecting alpine snowpack/hibernation cycles, and localized pest control measures.
Safe to approach?
Harmless but defensive if cornered or handled. Maintain a respectful distance and do not feed them, as human food is harmful and they can bite. They may also carry fleas harboring plague or tick-borne pathogens. If bitten, wash the wound immediately with soap and water and seek medical attention.

The golden-mantled ground squirrel ( Callospermophilus lateralis ) is a ground squirrel native to western North America. It is distributed in British Columbia and Alberta through the western United States to California, Arizona, and New Mexico.

Photo: Judy Gallagher, CC-BY-SA, via iNaturalist

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