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The white-tailed antelope squirrel (Ammospermophilus leucurus) is a diurnal species of ground squirrel, scientifically classified in the order Rodentia and family Sciuridae, found in arid regions of the southwestern United States and the Baja California Peninsula of northwestern Mexico.
Espíritu Santo antelope squirrel (A. insularis) Some authorities treat it as a subspecies of A. leucurus. Isla Espíritu Santo, Mexico. Texas antelope squirrel (A. interpres) A. interpres has a lateral tail hairs with three black bands, the underside of the tail is grayish white, and they go from gray in the winter to reddish-gray in the ...
Subfamily Xerinae (chipmunks and ground squirrels) White-tailed antelope ground squirrel, Ammospermophilus leucurus; Nelson's antelope ground squirrel, Ammospermophilus nelsoni (endemic) Yellow-bellied marmot, Marmota flaviventris; California ground squirrel, Spermophilus beecheyi; Belding's ground squirrel, Spermophilus beldingi
A new study from U.C. Davis and UW-Eau Claire found that California ground squirrels not only eat nuts and fruit — but also hunt and eat voles, which are small mouse-like rodents.
A UC Davis study showed a nutty novel behavior in California squirrels: They're hunting like carnivores, taking down and then consuming other, smaller rodents.. As part of an ongoing 12-year study ...
A California ground squirrel snacks on a vole in a Bay Area park. The squirrels were observed killing the small rodents last summer (Sonja Wild, UC Davis)
Family: Sciuridae. White-tailed antelope squirrel (Ammospermophilus leucurus); Northern flying squirrel (Gluacomys sabrinus); Yellow-bellied marmot (Marmota flaviventris); Alpine chipmunk (Neotamias alpinus)
The species was originally described by Edward William Nelson and Edward Alphonso Goldman in 1909 as a subspecies of the white-tailed antelope squirrel (Ammospermophilus leucurus), a wide-ranging species in the southwestern U.S. and Mexico. [2]