Sword-billed Hummingbird vs White-throated Mountain-gem
Ensifera ensifera 비교 대상 Lampornis castaneoventris
Side-by-Side Comparison
| 속성 | Sword-billed Hummingbird | White-throated Mountain-gem |
|---|---|---|
| 학명 | Ensifera ensifera | Lampornis castaneoventris |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Trochilidae | Trochilidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 15.3 cm (6.0 in) | 12.2 cm (4.8 in) |
| 체중 | 12.75 g (0.45 oz) | 5.58 g (0.20 oz) |
| 식성 | Nectarivore uniquely adapted to extremely long flowers of Passiflora and Datura. Supplements with small insects … | Nectarivore of Costa Rican highlands; visits diverse cloud-forest flowers. Supplements diet with small insects and … |
| 산란 수 | -- | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Sword-billed Hummingbird
Thin, reedy whistle with plaintive character; soft nasal tone held briefly then gently fading in mist.
White-throated Mountain-gem
Thin, reedy trill with wavering quality; soft rapid notes with gentle tremolo effect given from cover.
Geographic Range & Migration
Sword-billed Hummingbird
Found in Andean cloud forests from Venezuela south through Colombia, Ecuador, Peru, and Bolivia. 1,700–3,500 m.
White-throated Mountain-gem
Endemic to the highlands of Costa Rica and western Panama in cloud forest. 1,200–2,800 m. Resident.
보전 상태
Sword-billed Hummingbird
White-throated Mountain-gem
How to Tell Them Apart
Sword-billed Hummingbird
Olivaceous Thornbill: males with iridescent purple gorget; metallic olive-bronze above; white underparts; females green above; spots
White-throated Mountain-gem
Grey-breasted Sabrewing: males with iridescent violet gorget; metallic green above; gray breast; females green above; spotted below
About These Birds
Sword-billed Hummingbird
칼날부리벌새(14~15cm 몸통)로 부리가 몸통만큼 긴(8~10cm) 놀라운 벌새이다. 콜롬비아와 에콰도르 안데스 고지에 서식. 긴 꽃통 꽃의 꿀을 먹도록 진화했다. 관심필요종.
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.