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Overview
Rusty-backed monjita

Rusty-backed monjita

Wikipedia

The rusty-backed monjita is a species of bird in the family Tyrannidae, the tyrant flycatchers. It is endemic to Argentina but has been recorded as a vagrant in Brazil and Chile.

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Distribution

Region

Southern Cone of South America

Typical Environment

Occurs primarily in central-western to southern Argentina across open shrub-steppe, semiarid grasslands, and desert margins. It frequents the Monte and Patagonian ecotones, using scattered shrubs, pasture edges, and agricultural fallows. Birds often hunt along fence lines, roadsides, and dry streambeds. Vagrants are recorded sporadically in adjacent parts of Chile and southern Brazil. Habitat selection centers on open views with low perches.

Altitude Range

0–1800 m

Climate Zone

Arid

Characteristics

Size18–20 cm
Wing Span28–32 cm
Male Weight0.034 kg
Female Weight0.03 kg
Life Expectancy6 years

Ease of Keeping

Beginner friendly: 1/5

Useful to know

A perch-and-sally tyrant flycatcher, the rusty-backed monjita favors open, arid country where it hunts insects from fence posts and low shrubs. It is endemic to Argentina, with occasional vagrants reaching Chile and Brazil. In flight it often flashes contrasting dark tail and wing panels against pale underparts, aiding identification at distance.

Gallery

Bird photo
Bird photo
Bird photo
Bird photo

Behaviour

Temperament

alert, perch-oriented and fairly bold

Flight Pattern

short rapid wingbeats with frequent sallies and brief hovers

Social Behavior

Usually seen singly or in pairs during the breeding season, maintaining small territories with prominent song perches. Outside breeding, it may join loose groups in open country. Nests are typically cup-shaped and placed low in shrubs or on sheltered ledges. Likely monogamous with both sexes involved in territory defense.

Migratory Pattern

Partial migrant

Song Description

Calls are sharp, dry chips and chatters given from exposed perches. Song is a simple series of thin whistles and trills delivered intermittently, especially at dawn and dusk.

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