Lists:
CAN
Quiz - Question # 1
Photo: tony battiste; 2009 Jun 16; USA, California; Plumas Nat'l Forest; Adult;
Song: Series of highly variable trills and buzzes descending in pitch "zeer-zeer-zeer tir-tir-ti-tir cheeeeee dee-dee-dee-dee zrr-zrr-zrr-zrrr zreeee". May have song elements that resemble other "trillers" but varies the pattern more than other sparrows.
Sound: Greg Clark; 2002 Jun 2; USA, California; Adult; Male; Primary Sound;
