Worthen's Sparrow
NameWorthen's Sparrow
Common NameWorthen's Sparrow
Scientific NameSpizella wortheni
FamilyPasserellidae
Wingspan (cm)19
Length (cm)13.5
Weight (g)13.5
Plumage DetailsAdults have a prominent rufous (rusty-brown) cap, a plain gray face with a faint whitish eye-ring, and a small, pinkish bill. The back is streaked brown, and the underparts are plain grayish-white, lacking any streaks. Wings are brownish with two faint wing bars.
Vocalization / CallIts song is a series of clear, sweet, whistled notes, often described as a simple, accelerating trill. Calls include a soft 'chip' or 'tseep' sound.
Primary Dietgranivore
Primary Habitatsgrassland, desert
Conservation Statusendangered
Geographic RangeEndemic to a very restricted area in northeastern Mexico, primarily found in the states of Coahuila, Nuevo León, and San Luis Potosí.
Identifying FeaturesRufous cap, Plain gray face with faint eye-ring, Unstreaked grayish-white underparts, Small, pinkish bill, Brown streaked back
Description
The Worthen's Sparrow is a small, rather plain sparrow characterized by its distinctive rufous cap and plain gray face. It is a shy and elusive bird, typically found foraging on the ground in arid grasslands.
