Swallow Tanager
Tersina viridis
Unique small tanager, widespread in lowlands and foothills up to 1,800 m. Male is bright cerulean with a black mask, white lower belly, and some black bars on the sides. Female is mossy green with paler yellow belly and scalloped barring on the sides. Behavior much different from other tanagers: perches upright, often on exposed branches or treetops, and sallies out for insects like a flycatcher. Usually seen in pairs or small loose groups. Found at forest edges, clearings, or gardens.
识别特征
The swallow tanager is 14.5–15 cm (5.7–5.9 in) in length with a broad flat bill. This bird is strongly sexually dimorphic. The male is bright turquoise blue with a black face and throat. The turquoise flanks have black barring and the lower belly is white. The female is bright green with dusky-olive barring on the flanks. She lacks the black face mask. They are gregarious but do not associate with other species. They mainly eat fruit but they will also sally after insects from an exposed perch. The swallow tanagers are unique among tanagers in that they will sometimes dig a hole in a bank for a nest.
分类信息
The swallow tanager was formally described in 1811 by the German zoologist Johann Karl Wilhelm Illiger under the binomial name Hirundo viridis. The type locality is eastern Brazil. The species is now the only member of the genus Tersina that was introduced in 1819 by the French ornithologist Louis Pierre Vieillot. The genus name is from the French Tersine, an unidentified bird described by Georges-Louis Leclerc, Comte de Buffon. The specific epithet viridis is the Latin for "green". A molecular phylogenetic study of the tanager family published in 2014 found that the swallow tanager is sister to the honeycreepers in the genus Cyanerpes.<p>Three subspecies are recognised:
- 学名
- Tersina viridis
- 命名信息
- (Illiger, 1811)
- 目
- Passeriformes
- 科
- Thraupidae
- 属
- Tersina
分布与栖息地
- 迁徙
- Resident species
行为
Migration pattern: Resident species.
保护状况
Population trend: stable.
- 种群趋势
- stable
照片
分布
鸟叫声
其他鸟类

Such's Antthrush
Chamaeza meruloides
Plump anthrush with a short cocked-tail and long legs. Walks quietly on the ground of humid montane forests between 200 and 1500 m, where it is usually very difficult to see. It has a rufous crown, olive-brown back, and a heavily streaked belly. Note the white throat and eyebrow. Almost identical in plumage to Rufous-tailed Antthrush, but differs in song. Such's Antthrush sings a long (20-40 seconds) and melodious series of “tju tju tju” notes while Rufous-tailed Antthrush has a faster and shorter (3-4 seconds) song.

Atlas Flycatcher
Ficedula speculigera
Very similar and closely related to European Pied Flycatcher. Males have mixed features of Collared and European Pied Flycatchers, but note very large white wing patch and big white forehead. Also note the absence of a white collar and pale rump patch on Atlas Flycatcher. Females are very difficult to distinguish, but note gray upperparts with paler rump and big white primary base patch. Song is a cheery up-and-down series, quite similar to that of European Pied. Calls subtly different from European Pied Flycatcher with a slightly more metallic "whit" and a slower tempo. Inhabits a variety of wooded habitats in the Atlas Mountains.

Roraiman Antbird
Myrmelastes saturatus
Dark bird of highland forest understory. Male is entirely dark gray except for bold white wing spots; female is brown above and rufous below with a gray face. Inhabits tall premontane forest, generally between 500–1800 m on tepui slopes, and is especially likely to be found in steep terrain and in areas with many large, mossy boulders. Usually found in pairs that forage for insects on or near the ground, probing into crevices and tossing aside leaves, much like others of genus; does not typically join mixed-species flocks. Song is a long series of sharp notes, swelling in volume and dropping in pitch at end. Very similar to Spot-winged Antbird of lowlands, which it replaces at higher elevations (no known overlap); best distinguished by voice and habitat.
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