And here is an example of the song, which is highly variable, and resembles the song of a Crissal Thrasher, but much more structured with less mimicry.
The deserts around central Arizona are perfect habitat for Curve-billed Thrashers (Toxostoma curvirostre). Here is the typical call 1 recorded 1/31/99, 15 miles North of Scottsdale, Arizona.