Southern Rough-winged Swallow

Stelgidopteryx ruficollis

Plain brownish swallow, common and widespread through the Neotropics. Very similar to Northern Rough-winged Swallow, but look for contrasting pale rump in flight and tawny throat; also, note that ranges only overlap in Central America. Found in open habitats including fields, rivers, and lakes, often in small loose flocks.

分类信息

学名
Stelgidopteryx ruficollis
命名信息
(Vieillot, 1817)
Passeriformes
Hirundinidae
Stelgidopteryx

分布与栖息地

It occurs in Central and South America from Honduras south to northern Argentina and Uruguay. It also occurs on Trinidad. Southern birds of the nominate race S. r. ruficollis, are migratory, moving north in winter, but the northern S. r. aequalis is sedentary.

迁徙
Complete migrants

行为

It is found in open areas and forest clearings. It nests in grass-lined cavities of various types, including holes in banks or walls, or disused kingfisher and jacamar nests. It does not form colonies. The clutch is 3–6 white eggs, incubated by the female for 16–18 days and with another 13 days to fledging. Southern rough-winged swallows forage for insects (such as plant bugs, beetles, flies, flying ants and heteropterans) in flight, usually flying low with a slow deliberate flight. The call is an unmusical chirrup.

保护状况

种群趋势
stable

照片

分布

鸟叫声

其他鸟类

White-winged Cliff-Chat

White-winged Cliff-Chat

Monticola semirufus

An attractive and distinctive chat of the Abyssinian highlands. Both sexes have dark upperparts and a large white patch in the middle of the wing. Males have a clean black hood and a red-orange belly, while females appear entirely dark save for the white wing patch, though close inspection reveals fine barring on the belly and rufous tones near the vent. Similar to Mocking Cliff-Chat, but easily separated by the white patch in the middle of the wing, rather than on the shoulder. The pretty, thrush-like song consists of low whistles and burry notes in short phrases. 

Gorgeted Woodstar

Gorgeted Woodstar

Chaetocercus heliodor

Woodstars are tiny hummingbirds that fly like bumblebees. Gorgeted Woodstar is found in the subtropical and temperate zone of the Andes from Venezuela to Ecuador, where it inhabits cloud forest, edges, and second growth. Males are deep emerald-green (more of a bluish tone than other woodstars) with a glittering wine-colored throat and white patches on the sides of the rump. Females are trickier; note the rufous rump and tail with a black band at the base, extremely small size, short tail, and buffy infusion on the throat. On both sexes, bill often appears slightly decurved, more than other woodstars. Sometimes seen singly feeding in the canopy or at lower patches of flowers. Visits feeders.

Ringed Warbling Finch

Ringed Warbling Finch

Microspingus torquatus

Striking tanager of open woodland, consisting of two relatively distinctive subspecies. Distinguished from other warbling-finches in range by its black breast band. Nominate torquatus is a resident of the southern Bolivian Andes, especially open scrub and cactus forest of the dry valleys. Migratory pectoralis shows a thicker breast band and darker undertail coverts, and breeds in the Pampas, Monte, and northern Chaco dry forests in north central Argentina, dispersing north to lowlands of W Paraguay and SE Bolivia.

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Southern Rough-winged Swallow | 鸟镜