Orange-throated Sunangel vs Rufous-booted Racket-tail
Heliangelus mavors 对比 Ocreatus addae
Side-by-Side Comparison
| 属性 | Orange-throated Sunangel | Rufous-booted Racket-tail |
|---|---|---|
| 学名 | Heliangelus mavors | Ocreatus addae |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保护状况 | Least Concern | Not Evaluated |
| 体长 | — | — |
| 翼展 | 12.7 cm (5.0 in) | — |
| 体重 | 4.15 g (0.15 oz) | 3.0 g (0.11 oz) |
| 食性 | Nectarivore of montane Ericaceae and epiphyte flowers. Supplements nectar with small arthropods gleaned near blooms. | Nectarivore of Bolivian and Peruvian cloud forest; visits Ericaceae and bromeliads. Gleans small insects from … |
| 产卵数 | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Orange-throated Sunangel
Rapid, mechanical clicking trill; quick staccato notes strung evenly in dry sequence typical of swift species.
Rufous-booted Racket-tail
Deep, resonant hum barely audible; extremely low vibration barely perceptible during hovering near high-altitude flowers.
Geographic Range & Migration
Orange-throated Sunangel
Endemic to the eastern Andes of Colombia and northwestern Venezuela in cloud forest. 1,800–2,800 m elevation.
Rufous-booted Racket-tail
Found in cloud forests of northern Bolivia and adjacent Peru and Brazil at 400–1,400 m elevation.
保护状况
Orange-throated Sunangel
Rufous-booted Racket-tail
How to Tell Them Apart
Orange-throated Sunangel
Giant Hummingbird: bronze-green above; rufous-buff underparts; white rump patch; pale supercilium; largest hummingbird; monomorphic
Rufous-booted Racket-tail
Golden-bellied Starfrontlet: tiny; males with brilliant orange-gold belly; violet gorget; females green above; spotted buff below
About These Birds
Orange-throated Sunangel
橙喉太阳天使蜂鸟分布于委内瑞拉和哥伦比亚北部的安第斯山脉高地。雄鸟喉部橙红色，体羽绿色。栖息于高山灌丛，以花蜜为食，是安第斯山高海拔植物的重要传粉者。属区域特有种，种群有限。
Rufous-booted Racket-tail
A small hummingbird (8-10 cm plus tail rackets) found in Andean cloud forests of southeastern Peru and Bolivia at 1,200-2,200 m. Males have rufous leg puffs instead of white. Recently split from Booted Racket-tail. Nectarivore of montane forest undergrowth.