Yellow-bellied Sunbird-Asity
Neodrepanis hypoxantha
Tiny, round, short-tailed yellow-bellied bird with a thin curved bill. Males are blue on the back and have bright bare skin around the eye in breeding plumage. Rare Madagascar endemic that is found very locally in eastern and northern rainforest at middle and high elevations. Usually in the canopy of stunted forest along ridgelines. Hyperactive nectar feeder that constantly flits from flower to flower. Call is a series of quiet and very high-pitched “tip” notes. Similar to Common Sunbird-Asity, but has brighter yellow underparts and a smaller, less curved bill. Smaller than Souimanga Sunbird, with a thinner bill and shorter tail.
识别特征
The plumage of male yellow-bellied sunbird-asities is very bright, with clean yellow undersides and dark black upper sides with an iridescent blue sheen; the females are duller. The eye is surrounded by a bright blue wattle which derives its colour, like the rest of the asities, from bundles of collagen. The bill is long and decurved, as it is adapted for nectar feeding.
分类信息
- 学名
- Neodrepanis hypoxantha
- 命名信息
- Salomonsen, 1933
- 目
- Passeriformes
- 科
- Philepittidae
- 属
- Neodrepanis
分布与栖息地
- 迁徙
- Resident species
行为
This species is endemic to montane forest above 1600 m on the island of Madagascar. Yellow-bellied sunbird-asities are active nectar feeders. They will aggressively defend a nectar source from rivals of the same species as well as from sunbirds.<p>The yellow-bellied sunbird-asity is listed as vulnerable by BirdLife International and the IUCN. It was once considered to be an endangered species, and even possibly extinct; however, this was due to a lack of ornithological surveys in its high-altitude range. Subsequent research has found it to be more abundant than previously suspected, although it is still considered threatened due to habitat loss and fragmentation.
保护状况
- 种群趋势
- declining
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其他鸟类

Olive-backed Tanager
Mitrospingus oleagineus
A bulky bird of tepui highlands, often encountered in groups. Unlikely to be confused within its limited range; plumage mostly coppery-olive (may tend toward yellow in sunlight) with a contrasting gray face and throat. Stout bill is silvery gray. Occurs in canopy of tepui highland forest, generally above 800 m, where groups forage noisily through vegetation, probing into epiphytes and dead leaves and hopping clumsily along branches, eating whatever is in their path. Frequents fruiting trees, and may join mixed-species flocks but are just as likely to be found away from them. Most typical call is a dreadful high-pitched screech, modulated as if the bird is being squeezed, and sounding quite literally like fingernails on a chalkboard.

Barratt's Warbler
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A skulky, dull brown warbler with a long and graduated tail, a pale grayish eyebrow, and a throat that is lightly streaked. It creeps around mouse-like in thick undergrowth and tangles in forest and forest edge. It is also found in isolated pockets of scrub, often adjacent to streams, and is frequently detected and identified by its song, mostly delivered between September and December: 2-3 sweet “tsiit” notes followed by a loud trill of 15-20 harsh “tchui” notes. It also has a strident chipping alarm call “tddd-ddr-ddr-ddr-ddr-tt.” The similar Knysna Warbler differs from Barratt’s Warbler by its shorter tail, darker underparts, less pronounced throat streaking, and different song.

Red-winged Parrot
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Bright pale-green parrot with a red shoulder patch; note blue rump in flight. Male has black back. Occurs in a wide variety of habitats where it feeds primarily in trees. Flight style recalls a large pigeon.
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