Coppery-bellied Puffleg vs Rufous-booted Racket-tail
Eriocnemis cupreoventris 对比 Ocreatus addae
Side-by-Side Comparison
| 属性 | Coppery-bellied Puffleg | Rufous-booted Racket-tail |
|---|---|---|
| 学名 | Eriocnemis cupreoventris | Ocreatus addae |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保护状况 | Least Concern | Not Evaluated |
| 体长 | — | — |
| 翼展 | 12.6 cm (5.0 in) | — |
| 体重 | 5.1 g (0.18 oz) | 3.0 g (0.11 oz) |
| 食性 | Nectarivore of Venezuelan Andean montane forest; visits Ericaceae and Fuchsia. Gleans small insects from flower … | 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
Coppery-bellied Puffleg
Thin, sibilant hiss with buzzy overtone; faint high-frequency trill barely audible in dense Andean cloud forest.
Rufous-booted Racket-tail
Deep, resonant hum barely audible; extremely low vibration barely perceptible during hovering near high-altitude flowers.
Geographic Range & Migration
Coppery-bellied Puffleg
Found in cloud forests and scrub of Colombia and northern Venezuela at 1,800–3,200 m. Uncommon.
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
Coppery-bellied Puffleg
Rufous-booted Racket-tail
How to Tell Them Apart
Coppery-bellied Puffleg
Empress Brilliant: males with iridescent magenta gorget; metallic green above; white underparts; females green above; 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
Coppery-bellied Puffleg
铜腹毛腿蜂鸟，体长10-11厘米。哥伦比亚东部安第斯山特有种。易危。
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.