The San Joaquin antelope squirrel or Nelson's antelope squirrel.Ammospermophilus nelsoni, is a species of antelope squirrel, in the San Joaquin Valley of the U.S. state of California.
The California ground squirrel (Otospermophilus beecheyi), is a common and easily observed ground squirrel of the western United States and the Baja California peninsula; it is common in Oregon and California and its range has relatively recently extended into Washington and northwestern Nevada. Formerly placed in Spermophilus, as Spermophilus beecheyi, it was ...more ↓