Song: Song begins with 1-5 introductory chips run into a bouncing ball trill: "sweet-sweet-te-te-te-tt tt-t-t-t-t" or "teu swi-swi-siiiiiiir". Trills are higher pitched and more mechanical than Field Sparrow. Call notes are sharp "tsik" or "chip" notes.
Sound: Kevin J. Colver; May; UT; Adult; Male; Primary Sound;