Black-throated Sparrow (Amphispiza bilineata)
Below: A Black-throated Sparrow in Piñon Hills, California (7/23/2006). This species was common both in Piñon Hills and around the Salton Sea.
Below: A Black-throated Sparrow near the Big Thicket, Arizona (8/8/2008).
Below: An immature Black-throated Sparrow at Galileo Hill, California (10/5/2011).