Habitat
Bamboo in lowland and montane Atlantic forest, occurring primarily in openings and along edges where thickets are most extensive and tall. From sea-level - 1,200 m.
South-eastern Brazil (south-eastern Minas Gerais, eastern Sío Paulo, Rio de Janeiro, western and eastern Paraná, north-eastern Santa Catarina) and north-eastern Argentina (Misiones).
Rarity Status
Currently this species is not classified as a rarity in this country OR information has not been updated.
Population
Estimated population is 2,500 - 9,999 (2010) and decreasing.
Status VU
Habitat destruction and fragmentation of Atlantic forest for agriculture, mining, and coffee, banana and rubber plantations, urbanisation, associated road-building and agricultural expansion, are the main threats.
For more information see BirdLife International Species Factsheet.
Voice
Series of 6-12 soft, fluty 'kíu' notes (c.2 per second).
White-bearded Antshrike (Biatas nigropectus) [XC331357]
by Jeremy Minns from Intervales State Park. Carmo road, Brazil (song)
White-bearded Antshrike (Biatas nigropectus) [XC244449]
by Jeremy Minns from Intervales State Park. Carmo road, Brazil (call, song)
Subspecies
Relationships uncertain.
No subspecies.
Similar Species
Female similar to White-collared Foliage-gleaner (Anabazenops fuscus), which lacks rufous crown and wings, and has different bill shape and behaviour.
References
See References.
BirdLife International Species Factsheet