Synallaxis spixi
The Spix's Spinetail (Synallaxis spixi) is a small, rather unassuming furnariid, typically measuring around 16 cm (6.3 inches) in length and weighing between 12-16 grams. Its plumage is predominantly brownish-gray, characterized by a distinctive rufous cap and wings that contrast with a whitish throat and duller grayish-brown underparts. A key field mark is its relatively long, graduated tail with stiff, pointed rectrices, characteristic of many spinetails. Taxonomically, it belongs to the Fu...
This spinetail favors dense, tangled undergrowth, forest edges, and secondary growth, often found near water sources like streams or marshy areas, at elevations ranging from sea level up to approximately 1000 meters.
The diet of Spix's Spinetail consists mainly of insects and other small invertebrates, which it gleans actively from dense foliage, twigs, and bark.
Spix's Spinetail is a diurnal and highly secretive bird, typically observed moving furtively within the dense vegetation it inhabits, rarely venturing into the open. It forages primarily by gleaning insects and other small invertebrates from foliage, twigs, and bark, often working its way through...
The Spix's Spinetail is a resident species found exclusively in southeastern South America, with its distribution spanning across significant portions of Brazil, eastern Paraguay, northeastern Argentina, and throughout Uruguay. In Brazil, its range extends from the states of Espírito Santo and Mi...
Least Concern
- The genus name "Synallaxis" is derived from Greek, meaning "interchange," likely referring to the species' characteristic duetting vocalizations. - Its common name honors Johann Baptist von Spix, a German naturalist who collected many specimens in Brazil. - Spix's Spinetail constructs an incred...