Extreme eastern Paraguay and north-eastern Argentina (Misiones) and south-eastern Brazil (from southern Bahia southern on coastal slope to Sío Paulo and Paraná.
Population
Estimated population is 2,500 - 9,999 (2010) and decreasing.
Status VU
Habitat destruction, degradation and fragmentation through continuing clearance of Atlantic forest is the main threat.
For more information see BirdLife International Species Factsheet.
Food
Primarily bamboo seeds. Seeds of other species and insects when bamboo seeds are not available.
Voice
A very high-pitched, buzzy trill followed by single notes.
Temminck's Seedeater (Sporophila falcirostris) [XC325997]
by Fernando Igor de Godoy from Taquara - Belmonte, Bahia, Brazil (song)
Temminck's Seedeater (Sporophila) [XC332940]
by Jeremy Minns from Intervales State Park. Carmo road, Brazil (song)
Subspecies
No subspecies.
Molecular evidence suggests that genus is closely related to Oryzoborus, which should perhaps be subsumed within it. Further, that both genera should be placed in the tanager family (Thraupidae).
Similar Species
Male Uniform Finch (Haplospiza unicolor) has a small, dark bill. Male Plumbeous Seedeater (Sporophila plumbea) has a white chin, dark bill and more prominent wing markings.
References
See References.
BirdLife International Species Factsheet