Green-crowned Brilliant vs Rufous-booted Racket-tail
Heliodoxa jacula 对比 Ocreatus addae
Side-by-Side Comparison
| 属性 | Green-crowned Brilliant | Rufous-booted Racket-tail |
|---|---|---|
| 学名 | Heliodoxa jacula | Ocreatus addae |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保护状况 | Least Concern | Not Evaluated |
| 体长 | — | — |
| 翼展 | 14.1 cm (5.6 in) | — |
| 体重 | 7.633333333333333 g (0.27 oz) | 3.0 g (0.11 oz) |
| 食性 | Nectarivore of Central American and Colombian cloud forest; visits diverse montane flowers. Catches small insects … | 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
Green-crowned Brilliant
Harsh, crackling buzz with emphatic onset; abrupt rough trill issuing from scrub then stopping sharply.
Rufous-booted Racket-tail
Deep, resonant hum barely audible; extremely low vibration barely perceptible during hovering near high-altitude flowers.
Geographic Range & Migration
Green-crowned Brilliant
Found in humid foothill and lower montane forest from Costa Rica south through Colombia and Ecuador to Peru. 400–1,600 m.
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
Green-crowned Brilliant
Rufous-booted Racket-tail
How to Tell Them Apart
Green-crowned Brilliant
Oasis Hummingbird: males with iridescent purple gorget; metallic bronze-green above; white underparts; females green above; spots
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
Green-crowned Brilliant
绿冠宝石蜂鸟分布于哥斯达黎加和巴拿马至哥伦比亚的热带森林。雄鸟体羽翠绿，具闪光蓝绿色冠羽，喉部具紫色斑块。栖息于低地和丘陵的湿润森林，以花蜜为主食。常见于海拔700-1700米的中美洲太平洋坡。
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.