Grass Wren
NameGrass Wren
Common NameGrass Wren
Scientific NameCistothorus platensis
FamilyTroglodytidae
Wingspan (cm)13.5
Length (cm)11
Weight (g)10
Plumage DetailsUpperparts are streaky brown with darker streaks on the back and crown, contrasting with pale buffy to whitish underparts. It features a pale supercilium above the eye and a short, often cocked, barred tail.
Vocalization / CallThe song is a distinctive, dry, buzzy trill, often described as mechanical or insect-like, typically starting with a few sharp notes followed by a rapid, sputtering trill.
Primary Dietinsectivore
Primary Habitatsgrassland, wetland
Conservation Statusleast-concern
Geographic RangeBreeds across parts of North America (migratory) and has resident populations in Central and South America, extending south through the Andes and into southern South America.
Identifying FeaturesSmall size, Streaky brown upperparts, Pale supercilium, Short, barred tail, Buzzy, mechanical song, Preference for dense, wet grasslands
Description
The Grass Wren is a small, streaky brown bird often found in dense, wet grasslands. Males are known for their distinctive buzzy, mechanical song, which they deliver from exposed perches.
