Tooth-billed Wren

About the Tooth-billed Wren

The tooth-billed wren (Odontorchilus cinereus) is a species of bird in the family Troglodytidae. It is found in Bolivia and Brazil. The tooth-billed wren shares its genus with one other species, the grey-mantled wren (Odontorchilus branickii). Some authors have suggested that they are conspecific or that they form a superspecies. The tooth-billed wren is monotypic.

The tooth-billed wren is 12 cm (4.7 in) long; one male weighed 11 g (0.39 oz). Adults have a grayish cinnamon crown, a grayish brown face, and a medium gray back. Their throat and breast are buffy gray, the belly pale buff, and the flanks grayish white. The juvenile looks essentially the same.

The tooth-billed wren is found mostly in Brazil but its range extends slightly into Bolivia's Santa Cruz Department. It is found south of the Amazon River between the Madeira River on the west and the Xingú River on the east. It inhabits tall humid lowland forest at elevations up to 600 m (2,000 ft).

The tooth-billed wren's diet is not known in detail, but the species is insectivorous. It forages in the canopy, 15 to 30 m (49... Wikipedia →