Merida Sunangel vs Rufous-booted Racket-tail
Heliangelus spencei 对比 Ocreatus addae
Side-by-Side Comparison
| 属性 | Merida Sunangel | Rufous-booted Racket-tail |
|---|---|---|
| 学名 | Heliangelus spencei | Ocreatus addae |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保护状况 | Least Concern | Not Evaluated |
| 体长 | — | — |
| 翼展 | 11.7 cm (4.6 in) | — |
| 体重 | 5.0 g (0.18 oz) | 3.0 g (0.11 oz) |
| 食性 | Nectarivore defending territories around productive Ericaceae patches. Supplements with tiny insects and spiders from foliage. | 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
Merida Sunangel
Rough, buzzy trill with scratchy edge; coarse sustained notes with raw texture carrying across dense tropical scrub.
Rufous-booted Racket-tail
Deep, resonant hum barely audible; extremely low vibration barely perceptible during hovering near high-altitude flowers.
Geographic Range & Migration
Merida Sunangel
Endemic to the Mérida Andes of Venezuela in cloud forest and páramo edge. 2,200–3,400 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
Merida Sunangel
Rufous-booted Racket-tail
How to Tell Them Apart
Merida Sunangel
Viridian Metaltail: brilliant metallic green above; glittering violet-blue gorget; white postocular stripe; females green with spotted 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
Merida Sunangel
梅里达太阳天使蜂鸟是委内瑞拉梅里达州安第斯山脉的特有蜂鸟。体型小，体羽绿色，喉部具彩色斑块。栖息于高山灌丛，以花蜜为食。因分布范围极为有限，对栖息地变化特别敏感。
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.