Green-tailed Emerald vs Great Sapphirewing
Chlorostilbon alice 对比 Pterophanes cyanopterus
Side-by-Side Comparison
| 属性 | Green-tailed Emerald | Great Sapphirewing |
|---|---|---|
| 学名 | Chlorostilbon alice | Pterophanes cyanopterus |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | — | 21.0 cm (8.3 in) |
| 体重 | 3.5 g (0.12 oz) | 10.05 g (0.35 oz) |
| 食性 | Nectarivore of Venezuelan dry scrub, hovering at low shrub blooms. Catches gnats and spiders to … | Nectarivore of high Andean cloud forest and treeline; one of the largest hummingbirds. Visits Ericaceae … |
| 产卵数 | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Green-tailed Emerald
Buzzy, sustained trill with insect-like quality; continuous high-frequency vibration with rapid amplitude modulation.
Great Sapphirewing
Buzzy, insect-like trill with pulsing rhythm; high-frequency vibration with slight amplitude modulation near flowers.
Geographic Range & Migration
Green-tailed Emerald
Found in montane regions of Venezuela at 500-2,000 m elevation. A Venezuelan endemic or near-endemic.
Great Sapphirewing
Found in high Andean cloud forests and páramo from Colombia south through Ecuador and Peru to Bolivia. 2,400–3,800 m.
保护状况
Green-tailed Emerald
Great Sapphirewing
About These Birds
Green-tailed Emerald
委内瑞拉翠蜂鸟 (Chlorostilbon alice)，体长约9厘米。雄鸟体羽闪亮翠绿色，尾叉形深蓝色；雌鸟下体灰白色，有淡色眉纹。特有于委内瑞拉北部的山地灌丛和林缘。以花蜜为主食，也捕食小型昆虫。
Great Sapphirewing
A large hummingbird (18 cm, wingspan 28 cm) found in Andean cloud forests from Colombia to Bolivia at 2,500-3,500 m. Brilliant sapphire-blue wings, green body, and long tail. One of the largest hummingbirds. Nectarivore of montane forest, visiting large-flowered Ericaceae.