Jerdon's Bushlark

Plocealauda affinis

A chunky brown bird with a short tail and a big, heavy bill. It has strong streaking above and arrow-like spots on the breast. The facial pattern is messy, with dark cheeks and no distinct eyebrow. Juveniles are often paler overall. Similar to Indian and Singing Bushlarks, but Jerdon’s has stronger streaking, looks rounder, and has a shorter tail than either of the others. Similar in proportions to Bengal Bushlark, but Jerdon’s Bushlark is paler, with browner wings. It inhabits open scrub and often perches on trees and wires. The song consists of high-pitched whistles, buzzy trills, and rattles.

识别特征

Jerdon's bush lark has arrowhead-like spots pointing upwards on the breast. It is very similar to the Indian bush lark (M. erythroptera) but has buffy lores, less white behind ear coverts, darker center to wing coverts and central tail feathers. Dark centers of primary coverts are prominent, and wing panels are duller and rufous. In the southern Western Ghats, the race ceylonensis is darker and more rufous on the underside and has a longer bill. Jerdon's bush lark has paler, greyish-brown underparts.<p>The song of the Jerdon's bush lark is a dry rattle given from its perch.

分类信息

The common name commemorates the surgeon-naturalist Thomas C. Jerdon.<p>Formerly, Jerdon's bush lark was considered to be a subspecies of the Bengal bush lark (as M. assamica affinis) until studies of differences in call and distribution led to it being treated as a separate species. However, not all authorities recognize this species split.

学名
Plocealauda affinis
命名信息
Blyth, 1845
Passeriformes
Alaudidae
Plocealauda

分布与栖息地

Jerdon's bush lark has a large range in south-east India and Sri Lanka, with an estimated global extent of occurrence of 100,000-1,000,000 square kilometers.<p>It has proven adaptable to a variety of open habitats up to a maximum elevation of 1500 m. Some of these are forest perimeters, rocky scrubland, scrubby hill meadows and clearings in open-type forests, shrub-edged unused croplands, and thickets of bamboo.

迁徙
Resident species

行为

Its song-flight is similar to that of the Indian bush lark, However, unlike the aforementioned species, Jerdon's bush lark often perches on trees and wires.

保护状况

种群趋势
stable

照片

分布

鸟叫声

其他鸟类

Medium Tree-Finch

Medium Tree-Finch

Camarhynchus pauper

A critically endangered Galápagos finch found only on the island of Floreana. Bill is moderately curved on both upper and lower edges, and slightly longer than it is deep. Male has a black hood, brownish-olive upperparts, and a pale belly. Female is tan with whitish underparts. Both sexes have faint streaking on the breast. Bill is black on breeding male and orange on female and non-breeding male. Large Tree-Finch has larger and more bulbous bill. Small Tree-Finch has slightly smaller bill and body. Identification is much easier when more than one species is present to allow direct comparison. Medium Tree-Finch inhabits forest mainly in the highlands but is occasionally seen closer to the coast, where it may be only a seasonal visitor.

Dayak Blue Flycatcher

Dayak Blue Flycatcher

Cyornis montanus

A medium-sized flycatcher with strikingly different male and female plumages. Male is beautifully colored, with deep blue upperparts, mostly orange underparts, and a white belly. Female is much duller, with a grayish head, gray-brown wings, a rufous tail, and rufous underparts. Scarce and local in the understory of hill forest. Song is jumble of melodious warbling and whistling notes. The calls are loud “chek” or “sit” notes, and are often mixed into the song. Similar to Bornean Blue Flycatcher, but darker, especially on the belly (in both sexes) and back (in the male). Also similar to Sunda Blue Flycatcher, but darker overall and shorter-billed. Dayak Blue Flycatcher is further distinguished by the less extensive black chin patch of the male and the rufous rather than blue tail of the female.

Unicolored Antwren

Unicolored Antwren

Myrmotherula unicolor

Uncommon small, short-tailed antwren of the lower and middle levels of humid forests. Very active and often follows mixed-species flocks. Males are uniform gray with a small dark throat patch, while females are uniformly brown-gray, with less gray in the head than female Salvadori’s Antwrens.

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