Five-striped Sparrow

Overview

The Five-striped Sparrow is a distinctive, boldly patterned species with a very limited U.S. range confined to a small number of steep, scrubby desert canyons near the Arizona-Mexico border, with the bulk of its range extending into western Mexico. Its name refers to the five bold stripes crossing its face and throat.

Because of its restricted and remote habitat, encountering this species typically requires a deliberate visit to one of its few known canyon locations rather than a chance sighting.

Feather Identification

• Face and throat feathers: five distinct stripes made up of a black malar stripe, white throat stripe, and further black-and-white facial striping, giving the species its name
• Breast feathers: gray with a small dark central spot, plain otherwise
• Back feathers: grayish-brown, relatively plain, contrasting with the boldly striped head and throat
• Wing feathers: brown with subtle rufous edging on some coverts
• Compared to other desert sparrows: the combination of five bold facial and throat stripes is unique among regularly occurring North American sparrows, making confident identification straightforward once a clear view is obtained

Plumage Notes

Sexes look similar, both showing the bold five-striped face and throat pattern with only subtle differences in intensity. Juveniles show a more diffuse, less crisply striped pattern with overall streaked underparts, gradually acquiring the sharper adult pattern through their first fall molt. A single complete molt follows breeding in adults, refreshing the crisp striping that helps define the species, with some fading and duller appearance possible by late in the breeding season prior to this molt.

Habitat & Range

Five-striped Sparrows occupy steep, scrubby desert canyons with dense low vegetation, found very locally in extreme southern Arizona at the northern edge of the species' range, extending south through similar habitat in western Mexico. Some populations appear to make short-distance seasonal movements, though patterns are not fully understood. The species' preference for a specific combination of steep canyon terrain and dense scrub cover makes it naturally rare and highly localized wherever it occurs.

Behavior & Field Notes

Five-striped Sparrows forage low within dense scrub in canyon habitat, feeding on seeds and invertebrate food, and can be secretive, staying within cover for much of the day except when singing from an exposed perch. They are considered uncommon and difficult to observe even within known locations. The song is a variable series of buzzy and chipping notes, given from a low shrub or rock perch. Nests are built low in dense canyon scrub, constructed as a compact open cup providing shelter from sun and heat.