Black-throated Sparrow
Amphispiza bilineata
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Black-throated sparrows spotted perched on cacti and ocotillos at the north end of the Indian Head Ranch north of Borrego Springs, CA.....March 28, 2010.

Black-throated sparrow (Amphispiza bilineata) spotted on creosote bush (Larrea tridentata) at Little Surprise Canyon, Anza-Borrego Desert State Park, CA......March 31, 2006.
Paul Slichter