White-chested Emerald vs Sword-billed Hummingbird
Chrysuronia brevirostris 比較対象 Ensifera ensifera
Side-by-Side Comparison
| 属性 | White-chested Emerald | Sword-billed Hummingbird |
|---|---|---|
| 学名 | Chrysuronia brevirostris | Ensifera ensifera |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | — | 15.3 cm (6.0 in) |
| 体重 | 4.25 g (0.15 oz) | 12.75 g (0.45 oz) |
| 食性 | Nectarivore specialising in tubular blossoms; supplements the floral nectar diet with tiny insects and spiders … | Nectarivore uniquely adapted to extremely long flowers of Passiflora and Datura. Supplements with small insects … |
| 一腹卵数 | 2 | -- |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
White-chested Emerald
Thin, reedy whistle with plaintive nasal quality; soft tone held briefly then gently fading in rain forest.
Sword-billed Hummingbird
Thin, reedy whistle with plaintive character; soft nasal tone held briefly then gently fading in mist.
Geographic Range & Migration
White-chested Emerald
Found in humid forests from the Guianas through northern Amazonia to eastern Venezuela. Resident in lowland forest.
Sword-billed Hummingbird
Found in Andean cloud forests from Venezuela south through Colombia, Ecuador, Peru, and Bolivia. 1,700–3,500 m.
保全状況
White-chested Emerald
Sword-billed Hummingbird
How to Tell Them Apart
White-chested Emerald
Reunion Coucal: dark glossy black above; rufous wings; pale below; long dark tail; red eye; island endemic; similar to related species
Sword-billed Hummingbird
Olivaceous Thornbill: males with iridescent purple gorget; metallic olive-bronze above; white underparts; females green above; spots
About These Birds
White-chested Emerald
A medium-sized hummingbird (9-10 cm) found in humid forests from the Guianas through northern Amazonia to eastern Venezuela. White breast, green plumage. Short bill. Nectarivore of forest edges, savanna, and gardens.
Sword-billed Hummingbird
アンデスの雲霧林に生息するハチドリで、体と同じ長さの嘴を持つ。自然界で嘴が最も長い鳥の一つ。