Grassland Sparrow

Ammodramus humeralis

Small sparrow with a short tail found in grasslands including agricultural areas with grassy edges. Brownish gray above with heavy dark streaks and brownish wings, and plain gray-buff below. Note the short yellow eyebrow that does not reach beyond the eye. Usually sings a series of soft buzzy whistles from fence posts or shrubs.

Identification

The grassland sparrow is a robust species with a large head and a short tail, with a total length of about 13 cm (5 in). The wings are short and the legs fairly long. The upper parts are brownish-grey streaked with black. The breast and flanks are greyish-buff or pinkish-buff and the underparts are dull white. There is a narrow white eye-ring, and a spot of yellow on the lores and another on the bend of the wing. The song is a high-pitched but thin series of plaintive phrases, "eee, telee, teeeee". This bird is similar in appearance to the yellow-browed sparrow, but that has more yellow on the face and the voice is quite distinct.

Taxonomy

Scientific name
Ammodramus humeralis
Authority
(Bosc, 1792)
Order
Passeriformes
Family
Passerellidae
Genus
Ammodramus

Range and habitat

This sparrow is native to the western half of South America. Its range includes Argentina, Bolivia, Brazil, Colombia, French Guiana, Guyana, Paraguay, Peru, Suriname, Uruguay and Venezuela. Its typical habitat is tall savannah grassland, but it also inhabits pastureland and cerrado. It is present in lowland areas and at altitudes of up to 1,100 m (3,600 ft), possibly higher in southern Venezuela.

Migration
Complete migrants

Behavior

A "secretive" bird, this species feeds on the ground and flits away into the vegetation if disturbed. It can be observed when singing from an elevated perch, and feeds out in the open in the early morning and late evening. The diet consists of grass and other seeds, and small insects are also eaten, particularly during the breeding season. The nest is cup-shaped and built on the ground, with a runway through the foliage leading to it.

Conservation

Population trend
stable

Photos

Distribution

Bird Calls

Other Birds

Manchurian Reed Warbler

Manchurian Reed Warbler

Acrocephalus tangorum

Small, shy, and poorly understood, this reed warbler breeds in the remote marshlands of northeastern China and Russia and winters in drier, grassier habitats in Southeast Asia. Warm brown overall with a clean-cut whitish brow and throat; brow extends well behind the eye, unlike in Blunt-winged Warbler. Very similar to extralimital Paddyfield Warbler, but Paddyfield shows dark-tipped lower mandible, duller brown tones overall, and a dirtier brow stripe with a distinctive pinch just before the eye, after which it fades out; Manchurian’s brow broadens behind the eye instead. Oriental Reed Warbler much larger, with a weaker head pattern. Rambling jumbled song consists of high-pitched warbling notes and sharp clicks and rattles; more pleasant-sounding than that of Oriental Reed Warbler.

Forest Rock-Thrush

Forest Rock-Thrush

Monticola sharpei

Chunky, mid-sized robin-like bird. Males are gray and orange, while females are brownish. There is regional variation: western birds are paler, and eastern rainforest birds more richly colored. Madagascar endemic that is found at middle and high elevations in the eastern rainforest, and very locally in dry, rocky habitats in the west. Perches for long periods, in the east in the forest mid-story, and in the west on rocks. Variable whistled song is easy to imitate. Darker than Littoral Rock-Thrush, with little or no overlap in range. Female similar to female Madagascar Magpie-Robin, but smaller and without white patch in the wing.

Bornean Peacock-Pheasant

Bornean Peacock-Pheasant

Polyplectron schleiermacheri

With his iridescent pale blue crest, bright orange facial skin patch, and luminous blue spots along his wings and broad fan-shaped tail, the eccentric-looking male is unmistakable if seen well. Female is less eye-catching: warm brown all over with smaller, darker spots. Inhabits primary lowland and hill forest, favoring areas with ridges. Typically quiet; occasionally gives loud, harsh calls.

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