Longuemare's Sunangel vs Rufous-booted Racket-tail
Heliangelus clarisse 对比 Ocreatus addae
Side-by-Side Comparison
| 属性 | Longuemare's Sunangel | Rufous-booted Racket-tail |
|---|---|---|
| 学名 | Heliangelus clarisse | Ocreatus addae |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保护状况 | Least Concern | Not Evaluated |
| 体长 | — | — |
| 翼展 | 12.5 cm (4.9 in) | — |
| 体重 | 5.5 g (0.19 oz) | 3.0 g (0.11 oz) |
| 食性 | Nectarivore of Andean elfin forest; visits Brachyotum and Ericaceae flowers. Catches small flies near flowering … | 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
Longuemare's Sunangel
Bright, musical chips in rapid succession; cheerful staccato notes with buoyant quality announcing territory boundaries.
Rufous-booted Racket-tail
Deep, resonant hum barely audible; extremely low vibration barely perceptible during hovering near high-altitude flowers.
Geographic Range & Migration
Longuemare's Sunangel
Endemic to the Venezuelan Andes in Mérida and Táchira states in cloud forest. 2,000–3,200 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
Longuemare's Sunangel
Rufous-booted Racket-tail
How to Tell Them Apart
Longuemare's Sunangel
Scaled Metaltail: males with glittering violet gorget; metallic green crown; white pectoral tufts; females with scaled underparts below
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
Longuemare's Sunangel
长尾太阳天使蜂鸟分布于哥伦比亚北部和委内瑞拉西部的安第斯山脉高海拔地带。雄鸟喉部紫色，体羽绿色，具较长的尾羽。栖息于高山灌丛和草甸，以花蜜为食。属区域性特有鸟类，种群数量有限。
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.