White-bellied Mountain-gem vs Rufous-booted Racket-tail
Lampornis hemileucus 비교 대상 Ocreatus addae
Side-by-Side Comparison
| 속성 | White-bellied Mountain-gem | Rufous-booted Racket-tail |
|---|---|---|
| 학명 | Lampornis hemileucus | Ocreatus addae |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Trochilidae | Trochilidae |
| 보전 상태 | Least Concern | Not Evaluated |
| 체장 | — | — |
| 날개 폭 | 12.5 cm (4.9 in) | — |
| 체중 | 5.6000000000000005 g (0.20 oz) | 3.0 g (0.11 oz) |
| 식성 | Nectarivore of montane forest understory and edges; visits Ericaceae and Salvia blooms. Gleans small insects … | 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
White-bellied Mountain-gem
Melodic, two-note falling whistle; pure warm tones descending gently, given repeatedly from prominent 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-bellied Mountain-gem
Found in highland forest of Costa Rica and Panama on both slopes in cloud forest. 800–2,000 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
White-bellied Mountain-gem
Rufous-booted Racket-tail
About These Birds
White-bellied Mountain-gem
흰배벌새는 중앙아메리카의 고산 숲에 서식하는 벌새이다. 수컷은 자주색 목 반점과 흰 배가 특징이며 암컷은 더 차분한 색을 가진다. 고지대 삼림에서 서식하며 다양한 꽃의 꿀을 먹는다.
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.