Rufous-tailed Xenops

The rufous-tailed xenops (Microxenops milleri) is a species of bird in the Furnariinae subfamily of the ovenbird family Furnariidae. It is found in Bolivia, Brazil, Colombia, Ecuador, Guyana, Peru, Suriname, Venezuela, and possibly French Guiana. == Taxonomy and systematics == The rufous-tailed xenops was originally placed in genus Microxenops, which in the 1950s was merged into Xenops. By 2011 genetic data showed that it did not belong in Xenops and the previous Microxenops was restored. The rufous-tailed xenops is the only member of its genus and has no subspecies. == Description == The rufous-tailed xenops is 10 to 11 cm (3.9 to 4.3 in) long and weighs 12 to 13 g (0.42 to 0.46 oz). It has a thin straight bill. The sexes are alike. Adults have a mostly blackish brown face with a buff supercilium. Their crown is blackish brown with golden-buff feather shafts. Their back is dark rufescent brown with wide buff streaks that fade by the lower back. Their rump and uppertail coverts are rufescent. Their tail is dark rufous. Their wing coverts are blackish with rufescent brown edges and their flight feathers are blackish with a wide rufous band at their base. Their chin and throat…