Herpsilochmus longirostris
The Large-billed Antwren (Herpsilochmus longirostris) is a captivating, small passerine bird, endemic to the woodlands and savannas of central South America. Measuring approximately 11-12 cm (4.3-4.7 in) in length and weighing around 8-10 g (0.3-0.35 oz), it exhibits classic antwren features with distinctive markings. Males sport a striking black crown and supercilium, contrasting with a prominent white supercilium, gray upperparts, and clean white underparts, punctuated by two crisp white wi...
This species primarily inhabits the mid-story and subcanopy of tropical dry forests, cerradão, gallery forests, and woodland edges, typically at elevations from sea level up to around 1,000 meters (3,300 feet).
Primarily insectivorous, the Large-billed Antwren feeds on small arthropods, including insects and spiders, which it gleans from foliage and bark in the mid-canopy.
The Large-billed Antwren is a diurnal and highly active insectivore, typically foraging from dawn until dusk, often participating in mixed-species flocks. Its foraging strategy involves actively gleaning small arthropods from leaves, twigs, and bark, often hovering briefly or making short sallies...
The Large-billed Antwren is a non-migratory resident species found across a significant, albeit fragmented, range in central South America. Its primary distribution extends through central and northeastern Bolivia, western and central Paraguay, and widespread areas of Brazil, encompassing the sta...
Least Concern
- The Large-billed Antwren's relatively long bill allows it to probe more deeply into crevices and curled leaves than many of its antwren relatives. - It is a key member of mixed-species foraging flocks in its South American dry forest habitats, often leading or influencing the flock's movements....