Short-billed Canastero

Asthenes baeri

The Short-billed Canastero (Asthenes baeri) is a diminutive and often inconspicuous member of the Furnariidae family, native to arid and semi-arid regions of central South America. Measuring approximately 14-16 cm (5.5-6.3 inches) in length and weighing 12-16 grams, its plumage is largely a uniform drab brown, featuring a paler throat and belly, and often subtle rufous or rusty tones on the wing primaries and outer tail feathers, which can be a key identification mark. Its most distinctive fe...

Habitat

Primarily inhabits arid and semi-arid scrublands, dry grasslands, espinal, and Chaco woodlands, often near thorny bushes or dense low vegetation, typically occurring at elevations up to 1,000 meters.

Diet

Feeds almost exclusively on insects and other invertebrates, primarily foraging by gleaning from the ground, leaf litter, and low-lying vegetation.

Behavior

The Short-billed Canastero is a highly terrestrial and secretive bird, spending most of its time on or near the ground, often running rather than flying when disturbed, quickly disappearing into dense cover. It is diurnal, primarily active during daylight hours. Foraging involves meticulously gle...

Range

The Short-billed Canastero is a resident species found across a significant portion of central South America, with its range primarily encompassing Argentina, Bolivia, Paraguay, Uruguay, and extending slightly into extreme southwestern Brazil. In Argentina, it is widespread across the central and...

Conservation Status

Least Concern

Fun Facts

- The Short-billed Canastero's common name comes from its noticeably shorter, stouter bill compared to many other Asthenes species, aiding identification. - Despite belonging to the "ovenbird" family (Furnariidae), its nest is a bulky, stick-built structure, more akin to a "canastero" or basket, ...

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