The San Bernardino kangaroo rat (SBKR) has faintly yellowish tinted fur with an over-wash of dusky brown above and white underparts. It has a long tail with a white side stripe wider than the dark stripes and a dusky tufted tip. It has a dark line on either side of the nose. It is the smallest kangaroo rat in the U.S. at approximately 9 inches in length tail included. It has long hind legs and four toes on each foot.
This species occurs primarily in alluvial fan sage scrub (AFSS) which is a distinct habitat type of the coastal sage scrub (CSS) community. The AFSS habitats are confined to river and floodplains of southern San Bernardino County, The current distribution of the SBKR in San Bernardino County is San Ana Wash, Cajon and Lytle Creek, Plunge Creek, City Creeks, and area west of Rialto Drainage near the Jurupa Hills. The SBKR is a federally listed endangered species and a State sensitive species.
Information on federally-listed threatened and endangered species can be found at the U.S. Fish and Wildlife website at http://www.fws.gov/endangered/. Information on State-listed threatened and endangered species can be found at the California Department of Fish and Game website at http://www.dfg.ca.gov/habcon/cesa/cesa.html.