Sword-billed Hummingbird vs Rufous-vented Whitetip
Ensifera ensifera 비교 대상 Urosticte ruficrissa
Side-by-Side Comparison
| 속성 | Sword-billed Hummingbird | Rufous-vented Whitetip |
|---|---|---|
| 학명 | Ensifera ensifera | Urosticte ruficrissa |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Trochilidae | Trochilidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 15.3 cm (6.0 in) | 11.4 cm (4.5 in) |
| 체중 | 12.75 g (0.45 oz) | 4.15 g (0.15 oz) |
| 식성 | Nectarivore uniquely adapted to extremely long flowers of Passiflora and Datura. Supplements with small insects … | Nectarivore of Ecuadorian and Peruvian montane forest; forages at Ericaceae and Fuchsia. Takes small insects. |
| 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.
Rufous-vented Whitetip
Pure, bell-like tones in descending sequence; clear musical notes stepping down smoothly with long resonant quality.
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.
Rufous-vented Whitetip
Found on the eastern Andean slope of Ecuador in cloud forest and forest edges. 800–1,800 m elevation.
보전 상태
Sword-billed Hummingbird
Rufous-vented Whitetip
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
Rufous-vented Whitetip
Glittering Starfrontlet: males with glittering violet gorget; metallic green above; white underparts; 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.
Rufous-vented Whitetip
A small hummingbird (9-10 cm) found in Andean cloud forests from Colombia to Peru at 1,500-2,500 m. Green plumage with rufous vent and white-tipped tail. Nectarivore of montane forest. Closely related to Purple-bibbed Whitetip. Uncommon.