Leptasthenura aegithaloides
The Plain-mantled Tit-Spinetail (Leptasthenura aegithaloides) is a small, active passerine of the ovenbird family (Furnariidae), known for its tit-like foraging behaviors. Measuring approximately 13-16 cm (5.1-6.3 inches) in length and weighing 8-12 grams, this slender bird boasts a notably long, graduated tail, often held cocked. Its plumage varies subtly across its subspecies, generally featuring sandy-brown to grey-brown upperparts, a finely streaked crown, a distinctive whitish superciliu...
Found in arid and semi-arid environments, including desert scrub, matorral, espinal (thorny woodlands), puna grassland edges, and cultivated areas with suitable vegetation; inhabits elevations from sea level up to 4,500 meters.
Primarily insectivorous, consuming small arthropods such as insects (beetles, caterpillars, ants, flies) and spiders, which it gleans meticulously from vegetation.
Highly active and restless, the Plain-mantled Tit-Spinetail spends its days constantly moving, often singly or in pairs, sometimes joining mixed-species flocks. It forages with remarkable acrobatics, gleaning small arthropods from foliage, twigs, and bark, frequently hanging upside down to probe ...
The Plain-mantled Tit-Spinetail is widely distributed across Southern South America, spanning parts of Chile, Argentina, Bolivia, and Peru. The nominate subspecies, *L. a. aegithaloides*, primarily inhabits central Chile from Coquimbo south to Santiago and extends into adjacent western Argentina....
Least Concern
- Its common name, 'Tit-Spinetail,' perfectly describes its tit-like, acrobatic foraging behavior, despite being a member of the ovenbird family. - This tiny bird's long, graduated tail can account for almost half of its total body length. - It boasts an incredible elevational range, found from t...