White-throated Mountain-gem vs Rufous-booted Racket-tail
Lampornis castaneoventris 비교 대상 Ocreatus addae
Side-by-Side Comparison
| 속성 | White-throated Mountain-gem | Rufous-booted Racket-tail |
|---|---|---|
| 학명 | Lampornis castaneoventris | Ocreatus addae |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Trochilidae | Trochilidae |
| 보전 상태 | Least Concern | Not Evaluated |
| 체장 | — | — |
| 날개 폭 | 12.2 cm (4.8 in) | — |
| 체중 | 5.58 g (0.20 oz) | 3.0 g (0.11 oz) |
| 식성 | Nectarivore of Costa Rican highlands; visits diverse cloud-forest flowers. Supplements diet with small insects and … | Nectarivore of Bolivian and Peruvian cloud forest; visits Ericaceae and bromeliads. Gleans small insects from … |
| 산란 수 | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
White-throated Mountain-gem
Thin, reedy trill with wavering quality; soft rapid notes with gentle tremolo effect given from cover.
Rufous-booted Racket-tail
Deep, resonant hum barely audible; extremely low vibration barely perceptible during hovering near high-altitude flowers.
Geographic Range & Migration
White-throated Mountain-gem
Endemic to the highlands of Costa Rica and western Panama in cloud forest. 1,200–2,800 m. Resident.
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-throated Mountain-gem
Rufous-booted Racket-tail
About These Birds
White-throated Mountain-gem
밤색배벌새는 중앙아메리카 코스타리카 고지대에 서식하는 벌새이다. 수컷은 밤색 배와 자주색 목 반점이 특징이며 높은 고도의 삼림에서 서식한다. 꽃의 꿀을 먹으며 코스타리카 고산 지대에 주로 분포한다.
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.