Chestnut-rumped woodcreeper
The chestnut-rumped woodcreeper is a species of bird in the subfamily Dendrocolaptinae of the ovenbird family Furnariidae. It is found in Brazil, French Guiana, Guyana, Suriname, and Venezuela.
Taxonomy and systematics
The chestnut-rumped woodcreeper has two subspecies, the nominate X. p. pardalotus and X. p. caurensis.Description
The chestnut-rumped woodcreeper is a medium-sized member of its genus, with a longish, slim, slightly decurved bill. The species is long; males weigh and females. The sexes have the same plumage. Adults of the nominate subspecies have a face that is mostly thin deep buff and brown streaks, with a buff supercilium and eyering. Their crown and nape are blackish brown with deep buff spots on the crown, and the spots become streaks on the nape. Their back and wing coverts are reddish brown to olive-brown with some pale, blackish edged, streaks. Their wings, rump, and tail are rufous-chestnut with darker tips on the primaries. Their throat is fulvous or cinnamon-buff with a dusky edges to the feathers. Their breast, sides, and upper belly are olive-brown with blackish-edged cinnamon-buff streaks. Their lower belly and undertail coverts are more rufescent and have browish mottling. Their iris is dark brown, their maxilla dark brown to black, their mandible pale gray to pale brownish, and their legs and feet bluish gray or gray. Juveniles have a shorter bill than adults and the dark borders of their streaking are weaker. Subspecies X. p. caurensis has more rufescent upperparts than the nominate, with weaker streaking throughout.Distribution and habitat
The nominate subspecies of the chestnut-rumped woodcreeper is found in the Guianas and northern Brazil north of the Amazon River between the Rio Negro and the Atlantic Ocean in Amapá state. Subspecies X. p. caurensis is found further west, in the tepui region where Venezuela, Guyana, and Brazil meet. There is speculation that its range extends further west into extreme eastern Colombia but no documentation supports the idea.The chestnut-rumped woodcreeper primarily inhabits lowland evergreen forest and also occurs in lower elevations of montane forest in the tepui region. It favors the interior of mature terra firme forest and also regularly occurs at its edges and in mature secondary forest. It less often occurs in floodplain forest and wooded savanna. In elevation it mostly ranges up to but reaches on the tepuis.