Range. - Southern Arizona and Mexico; north locally to southern Colorado.
This species is not as abundant in the deserts of southern Arizona as are the last species with which they associate. They nest at low elevations in mesquites or cacti, laying their first sets in March and early April and usually raising two brooks a season; their three or four eggs are dull whitish, spotted and blotched with brownish drab and lilac gray. Size 1.00 x .72. Data. - Tucson, Arizona, April 15, 1896. Nest 3 feet up in a cholla cactus; made of large sticks lined with fine grasses.