Sword-billed Hummingbird vs White-throated Hummingbird
Ensifera ensifera 对比 Leucochloris albicollis
Side-by-Side Comparison
| 属性 | Sword-billed Hummingbird | White-throated Hummingbird |
|---|---|---|
| 学名 | Ensifera ensifera | Leucochloris albicollis |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 15.3 cm (6.0 in) | 11.8 cm (4.6 in) |
| 体重 | 12.75 g (0.45 oz) | 5.95 g (0.21 oz) |
| 食性 | Nectarivore uniquely adapted to extremely long flowers of Passiflora and Datura. Supplements with small insects … | Visits flowering trees and epiphytes for nectar; supplements diet with small arthropods including gnats, midges, … |
| 产卵数 | -- | 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 Hummingbird
Melodic, ascending three-note phrase; clear flute-like tones rising smoothly in pleasant morning territorial song.
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 Hummingbird
Found from eastern Brazil through Uruguay to Argentina and Paraguay. Resident in Atlantic Forest and cerrado edges.
保护状况
Sword-billed Hummingbird
White-throated Hummingbird
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 Hummingbird
Black Coucal: males glossy black overall; red eye; long dark tail; females rufous-brown above; pale below; strongly dimorphic species
About These Birds
Sword-billed Hummingbird
剑嘴蜂鸟。嘴与身体等长（8-10厘米）。栖息于安第斯云雾林。专门取食深处的西番莲花蜜。
White-throated Hummingbird
A medium-sized hummingbird (10-11 cm) found from eastern Brazil through Uruguay to Argentina and Paraguay. Green plumage with a clean white throat and breast. Nectarivore of Atlantic Forest edges, cerrado, and gardens. Common in southeastern South America.