Buff-winged Starfrontlet vs Rufous-booted Racket-tail
Coeligena lutetiae 对比 Ocreatus addae
Side-by-Side Comparison
| 属性 | Buff-winged Starfrontlet | Rufous-booted Racket-tail |
|---|---|---|
| 学名 | Coeligena lutetiae | Ocreatus addae |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保护状况 | Least Concern | Not Evaluated |
| 体长 | — | — |
| 翼展 | 15.5 cm (6.1 in) | — |
| 体重 | 7.025 g (0.25 oz) | 3.0 g (0.11 oz) |
| 食性 | Nectarivore of Peruvian montane Ericaceae-rich forest. Supplements nectar with small insects and spiders gleaned from … | 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
Buff-winged Starfrontlet
Deep, hollow churring with resonant character; prolonged buzzing sound vibrating persistently through Andean polylepis.
Rufous-booted Racket-tail
Deep, resonant hum barely audible; extremely low vibration barely perceptible during hovering near high-altitude flowers.
Geographic Range & Migration
Buff-winged Starfrontlet
Found in high Andean cloud forests of Ecuador and Colombia at 2,400–3,600 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
Buff-winged Starfrontlet
Rufous-booted Racket-tail
How to Tell Them Apart
Buff-winged Starfrontlet
Andean Hillstar: males with iridescent multicolored gorget; metallic green above; white flanks; females green above; spotted buff 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
Buff-winged Starfrontlet
黄褐翅星额蜂鸟(Coeligena lutetiae)是一种体长13-14厘米的中型蜂鸟，分布于哥伦比亚至秘鲁海拔2400-3500米的安第斯云雾林。绿色羽毛，翅膀具黄褐色斑块。以花蜜为食。
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.