Grey-mantled Wren

The grey-mantled wren (Odontorchilus branickii) is a species of bird in the family Troglodytidae. It is found in Bolivia, Colombia, Ecuador, and Peru. == Taxonomy and systematics == The grey-mantled wren shares its genus with one other species, the tooth-billed wren (Odontorchilus cinereous). Some authors have suggested that they are conspecific or that they form a superspecies. The grey-mantled wren has two subspecies, the nominate Odontorchilus branickii branickii and O. b. minor. == Description == The grey-mantled wren is 12 to 13 cm (4.7 to 5.1 in) long; a male O. b. minor weighed 9.0 g (0.32 oz) and a female O. b. branickii 10.2 g (0.36 oz). The nominate adult has a tawny forecrown and a darker brown crown the merges into the gray of its back, which is browner on the rump. The tail is medium gray with prominent black bars and a white bar near the end. It has a faint grayish brown supercilium and the face and sides of the neck are also grayish brown. The throat, breast, and belly are white slightly tinged with buff, and the flanks are grayish. The adult O. b. minor is similar but the barring on the tail is reduced…