White-vented Plumeleteer vs Rufous-booted Racket-tail
Chalybura buffonii 对比 Ocreatus addae
Side-by-Side Comparison
| 属性 | White-vented Plumeleteer | Rufous-booted Racket-tail |
|---|---|---|
| 学名 | Chalybura buffonii | Ocreatus addae |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保护状况 | Least Concern | Not Evaluated |
| 体长 | — | — |
| 翼展 | 12.8 cm (5.0 in) | — |
| 体重 | 6.75 g (0.24 oz) | 3.0 g (0.11 oz) |
| 食性 | Feeds on nectar from lowland forest flowers in Colombia and Venezuela. Supplements with insects and … | 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
White-vented Plumeleteer
Melodic, descending two-note whistle; pure warm tones stepping down smoothly, given persistently from perch.
Rufous-booted Racket-tail
Deep, resonant hum barely audible; extremely low vibration barely perceptible during hovering near high-altitude flowers.
Geographic Range & Migration
White-vented Plumeleteer
Found in humid forests from Panama to Venezuela and Ecuador. Resident in lowland and foothill forest undergrowth.
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
White-vented Plumeleteer
Rufous-booted Racket-tail
How to Tell Them Apart
White-vented Plumeleteer
Red-crested Bustard: males with brilliant red crest; white underparts; brown-vermiculated above; pale streaked; sexually dimorphic
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
White-vented Plumeleteer
白尾蜂鸟 (Chalybura buffonii)，体长约11厘米。雄鸟上体亮绿色，喉和胸部闪绿色，腹部白色，尾白色；雌鸟下体白色具绿色斑点。分布于哥伦比亚和委内瑞拉的低地热带森林。以花蜜为主食。
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.