Yungas Sparrow

Rhynchospiza dabbenei

Attractive sparrow found along the western edge of the Andes in northwestern Argentina, barely reaching over the border into Bolivia. Note the chestnut head stripes, dark smudge between eye and bill, and black and white mustache. Similar to Chaco Sparrow, with which it was formerly lumped as Stripe-capped Sparrow, but is larger with more extensive black on the face, rustier wings, and a different voice. Inhabits open, grassy habitats with scattered trees and low scrub. Song is a slow series of wheezy chirps.

识别特征

The Yungas sparrow is larger than its former "parent" R. strigiceps. Its upper parts are brown with darker streaks and varying amounts of rust and gray. It is pale gray below blending to buff on the flanks and in the vent area. The head is gray with chestnut crown and postocular stripes, black lores, and a white moustachial stripe.

分类信息

The Yungas sparrow was previously classified as a subspecies of Rhynchospiza strigiceps, which was at that time called the stripe-capped sparrow. Before that, Rhynchospiza had been subsumed into genus Aimophila. A 2009 publication restored the genus Rhynchospiza and a 2019 publication split R. dabbenei from R. strigiceps. Based on the 2019 publication, in June 2020 the South American Classification Committee (SACC) of the American Ornithological Society (AOS) accepted R. dabbenei as the Yungas sparrow and renamed R. strigiceps Chaco sparrow. The International Ornithological Congress (IOC) followed suit in January 2021.

学名
Rhynchospiza dabbenei
命名信息
(Hellmayr, 1912)
Passeriformes
Passerellidae
Rhynchospiza

分布与栖息地

The Yungas sparrow is a year-round resident of the Southern Andean Yungas, a narrow region on the eastern side of the Andes in southwestern Bolivia and northwestern Argentina. The area is characterized by a subtropical highland climate and evergreen forest.

迁徙
Resident species

行为

Migration pattern: Resident species.

保护状况

Population trend: stable.

种群趋势
stable

照片

鸟叫声

其他鸟类

Meyer's Goshawk

Meyer's Goshawk

Astur meyerianus

A rare, powerful raptor of hill and montane forest edge and clearings. Black upperparts and white underparts with fine black barring on the flanks. Yellow legs, eyes and base to the bill. Takes a variety of prey by swooping down on them in flight, especially pigeons. Adult common morph unlikely to be confused with any other montane species, but rare black morph very similar to black morph Chestnut-shouldered Goshawk and juvenile similar to the species too, although Meyer’s Goshawk has a dark eye rather than a yellow eye. Call described as a series of loud upslurred screeches.

White-breasted Nuthatch

White-breasted Nuthatch

Sitta carolinensis

The largest nuthatch in North America, with distinctive white face, black cap, and blue-gray upperparts. Also note rusty lower belly and undertail coverts. Females have a slightly paler crown than males. Fairly common and widespread, usually in mature woodlands with large trees. Creeps along tree trunks and branches, often upside-down. Sometimes joins mixed flocks with other songbirds. Visits feeders. Listen for insistent yammering calls. Some subtle variation across range, mainly in the darkness of the sides and back, width of the black crown, and vocalizations.

Rufous-browed Wren

Rufous-browed Wren

Troglodytes rufociliatus

Very small, rather short-tailed wren of highland forests, woodland edges, thickets, and brush piles. Usually rather skulking, low in dense tangles, but sometimes sings from an exposed perch. Face and breast are bright rusty orange with pale eyering. Flanks, wings, and tail are obviously barred. House Wren is larger, longer tailed, and much duller and paler on face and underparts. Voice distinctive.

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