Pectoral Sparrow
Arremon taciturnus
Boldly patterned sparrow of rainforest understory. Wings and back bright green; head black with white streaks over eye and down center of crown, and contrasting white throat. Male light gray below with black patches on sides of breast, or complete black breast band; female similar but underparts with buffy wash, and lacks black on breast. Unlikely to be confused with any other species in its range. Found in patches of denser understory within mature rainforest, along streams, in ravines, and in tree fall gaps. Frequently joins understory mixed species flocks, where it can be hard to detect as it scurries around the forest floor. Song and calls are very high pitched.
分类信息
The pectoral sparrow was described in 1779 by French polymath Georges-Louis Leclerc, Comte de Buffon in his Histoire Naturelle des Oiseaux under the French name "L'Oiseau Silencieux". It was also illustrated in a hand-coloured plate that was produced to accompany Buffon's book. Buffon did not use binomial names but in 1783 the French naturalist Johann Hermann coined the name Tanagra taciturna. The specific epithet taciturnus is the Latin word for "silent" or "quiet". The species is now placed in the genus Arremon that was erected by the French ornithologist Louis Pierre Vieillot in 1816 with the pectoral sparrow as the type species.<p>Three subspecies are recognised:
- 学名
- Arremon taciturnus
- 命名信息
- (Hermann, 1783)
- 目
- Passeriformes
- 科
- Passerellidae
- 属
- Arremon
分布与栖息地
The species can be found everywhere in the Amazon Basin except for its western parts. Besides the Amazon jungle it is found in eastern and north-eastern Brazil.
- 迁徙
- Resident species
保护状况
- 种群趋势
- stable
照片
分布
鸟叫声
其他鸟类

Elegant Sunbird
Aethopyga duyvenbodei
Spectacular male shows diagnostic maroon sides to head and collar, iridescent metallic blue-green forehead and crown, blue shoulder, moss-green back, and yellow rump. Underside is uniform bright yellow in both sexes, although female is entirely olive above. Juvenile resembles female but with pale legs. Singles and pairs inhabit forest, shrubbery, and plantations in lowlands and lower hills, often joining mixed-species flocks. Female can be separated from female Black and Brown-throated Sunbirds by bright yellow underparts and lack of yellow eyebrow. Gives high-pitched “tzeeet” calls. Song is an undulating trill.

Red-crowned Woodpecker
Melanerpes rubricapillus
Medium-sized woodpecker found from Costa Rica to northern South America. Pale buffy overall with a red nape and belly and black-and-white barring on the back. Female has a pale crown with restricted red on the back of the nape; male has red extending to top of crown. Common in open woodlands, second growth, and gardens. Distinctive in range, but hybridizes extensively with Hoffmann’s Woodpecker on the Pacific slope in Costa Rica. Hybrids usually show orange nape and belly.

Antioquia Bristle-Tyrant
Pogonotriccus lanyoni
Rare flycatcher known only from a few sites in the Colombian Andes, mainly in the northern part of the central range. It is fairly small and mostly yellow, with a gray crown and broad, yellow wingbars. Yellow and gray smudges on ears can be very indistinct. Often confused with the much more common Yellow-olive Flycatcher, but bill is narrower, wingbars are brighter yellow, and voice is different. Typical song is a short burst that starts off as a dry rattle and then morphs into airy squeaking. Inhabits humid forest and sometimes joins mixed species flocks.
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