Cinnamon-tailed Sparrow

The cinnamon-tailed sparrow is 14.5 to 16.5 cm (5.7 to 6.5 in) long and weighs 23 to 30 g (0.81 to 1.1 oz). The sexes have the same plumage. Adults have a chesnut brown crown with a thin gray stripe down its middle and black streaks on the brown. Their nape and most of their face are light gray with black lores, a wide whitish supercilium, a white crescent below the eye, and a dark brown stripe behind the eye. Their back and scapulars are light brown to grayish brown with wide black streaks. Their uppertail coverts and tail are cinnamon. Voice: The cinnamon-tailed sparrow's song is "a short, chipping series, often with 1-3 introductory notes, bzz, bzz, bzz t-chip-ichip tip-i-see, or tik ssiu chi-chi-chit, or spi spi speen chi-chi-chi-chi, etc. the 2nd part louder and fuller".