Trepatroncos Enano

The lesser woodcreeper (Xiphorhynchus fuscus) is a species of bird in the subfamily Dendrocolaptinae of the ovenbird family Furnariidae. It is found in Argentina, Brazil, and Paraguay. == Taxonomy and systematics == The lesser woodcreeper was originally placed in genus Lepidocolaptes but has been in its current assignment since the late 1990s. It has three subspecies, the nominate X. f. fuscus (Vieillot, 1818), X. f. pintoi (Longmore & Silveira, 2005), and X. f. tenuirostris (Lichtenstein, MHC, 1820). Subspecies X. f. pintoi had previously been known as Lepidocolaptes fuscus brevirostris but the subspecies epithet was changed upon the move to genus Xiphorynchus because of the principle of priority. What is now the Ceara woodcreeper (X. atlanticus, also called Atlantic woodcreeper) was until the 2010s also considered a subspecies of the lesser woodcreeper. == Description == The striped woodcreeper is a small, slim member of its genus, with a longish, slim, slightly decurved bill. The species is 15 to 18.5 cm (5.9 to 7.3 in) long and weighs 15.5 to 25 g (0.55 to 0.88 oz). The sexes have the same plumage. Adults of the nominate subspecies have a mostly dusky face with a wide creamy to yellowish buff supercilium and often…