Green-breasted Mountain-gem vs Rufous-booted Racket-tail
Lampornis sybillae 비교 대상 Ocreatus addae
Side-by-Side Comparison
| 속성 | Green-breasted Mountain-gem | Rufous-booted Racket-tail |
|---|---|---|
| 학명 | Lampornis sybillae | Ocreatus addae |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Trochilidae | Trochilidae |
| 보전 상태 | Least Concern | Not Evaluated |
| 체장 | — | — |
| 날개 폭 | 12.8 cm (5.0 in) | — |
| 체중 | 5.975 g (0.21 oz) | 3.0 g (0.11 oz) |
| 식성 | Nectarivore of Nicaraguan montane forest; visits Ericaceae and Heliconia blooms. Supplements with small arthropods. | Nectarivore of Bolivian and Peruvian cloud forest; visits Ericaceae and bromeliads. Gleans small insects from … |
| 산란 수 | -- | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Green-breasted Mountain-gem
Soft, high squeak followed by buzzy trill; brief introductory note launching into rough cascade of chips.
Rufous-booted Racket-tail
Deep, resonant hum barely audible; extremely low vibration barely perceptible during hovering near high-altitude flowers.
Geographic Range & Migration
Green-breasted Mountain-gem
Found in cloud forest of Nicaragua and Honduras in highland forest. 1,000–2,400 m elevation.
Rufous-booted Racket-tail
Found in cloud forests of northern Bolivia and adjacent Peru and Brazil at 400–1,400 m elevation.
보전 상태
Green-breasted Mountain-gem
Rufous-booted Racket-tail
How to Tell Them Apart
Green-breasted Mountain-gem
Selasphorus 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-breasted Mountain-gem
시빌라벌새는 온두라스와 니카라과의 산악 지대에 서식하는 벌새이다. 수컷은 보라색 목 반점이 있으며 산악 지역의 숲에서 꽃의 꿀을 먹는다. 중앙아메리카에서 상대적으로 희귀한 벌새 종류이다.
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.