サバクシマセゲラ Melanerpes uropygialis

This desert-dwelling woodpecker is plain buffy-brown with black-and-white barring on the back. Adult males have a red crown. No similar species in range. Occurs singly or in pairs, often perched conspicuously atop a cactus. Comfortable in human settlements; frequently visits feeders and backyards in suburban areas. Primarily a Mexican species, occurring extensively across Baja and in the Pacific lowlands south to Jalisco. Limited range in the U.S., mainly in Arizona.