species 63,871 observations
California Ground Squirrel
Otospermophilus beecheyi
Field notes
The California ground squirrel (Otospermophilus beecheyi), also known as the Beechey ground squirrel, is a common and easily observed ground squirrel of the western United States and the Baja California Peninsula. It is common in California with its range spanning through much of the state, as well as northeastern Nevada in areas around Reno and Lake Tahoe.
Formerly placed in Spermophilus, as Spermophilus beecheyi, it was reclassified in Otospermophilus in 2009, as it became clear that Spermophilus as previously defined was not a natural (monophyletic) group.
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Range
Greener is more native, amber more introduced; paler is less certain. How this was decided


