Black-throated Wren

The black-throated wren (Pheugopedius atrogularis) is a species of bird in the family Troglodytidae. It is found in Costa Rica, Nicaragua, and Panama. == Taxonomy and systematics == The black-throated wren was previously treated as conspecific with the sooty-headed wren (Pheugopedius spadix) but significant differences in their plumage, song, and ranges demanded their separation. The species is monotypic. == Description == The black-throated wren is 15 cm (5.9 in) long; males weigh 24.3 to 27.3 g (0.86 to 0.96 oz) and females 22.5 g (0.79 oz). Adults have dark reddish brown crowns and upperparts that are redder on the rump. Their tails are blackish brown with faint buffy markings on the other feathers. Much of the face is black with white markings. The chin, throat, and upper chest are black, the mid-chest is reddish brown, and the lower chest and belly are reddish chestnut. Juveniles are essentially dull dark brown overall, with less contrast between the upper- and underparts than the adults. == Distribution and habitat == The black-throated wren was long thought to be found from southeastern Nicaragua through eastern Costa Rica into western Panama. However, starting in 2010 the species has been observed in northern Nicaragua and eastern…