White-eared Hummingbird vs Sword-billed Hummingbird
Basilinna leucotis 对比 Ensifera ensifera
Side-by-Side Comparison
| 属性 | White-eared Hummingbird | Sword-billed Hummingbird |
|---|---|---|
| 学名 | Basilinna leucotis | Ensifera ensifera |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 10.9 cm (4.3 in) | 15.3 cm (6.0 in) |
| 体重 | 3.4000000000000004 g (0.12 oz) | 12.75 g (0.45 oz) |
| 食性 | Nectarivore of Mexican and Guatemalan pine-oak forests, visiting flowering epiphytes. Supplements with insects and spiders … | Nectarivore uniquely adapted to extremely long flowers of Passiflora and Datura. Supplements with small insects … |
| 产卵数 | 2 | -- |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
White-eared Hummingbird
Deep, resonant churring with powerful carrying quality; rich low buzzing trill audible at impressive range.
Sword-billed Hummingbird
Thin, reedy whistle with plaintive character; soft nasal tone held briefly then gently fading in mist.
Geographic Range & Migration
White-eared Hummingbird
Found in mountain forests from the southwestern United States to Nicaragua at 1,500-3,000 m. Resident in pine-oak forest.
Sword-billed Hummingbird
Found in Andean cloud forests from Venezuela south through Colombia, Ecuador, Peru, and Bolivia. 1,700–3,500 m.
保护状况
White-eared Hummingbird
Sword-billed Hummingbird
How to Tell Them Apart
White-eared Hummingbird
Blue-throated Goldentail: males with brilliant blue-green gorget; metallic green above; golden tail; females green above; spotted
Sword-billed Hummingbird
Olivaceous Thornbill: males with iridescent purple gorget; metallic olive-bronze above; white underparts; females green above; spots
About These Birds
White-eared Hummingbird
A medium-sized hummingbird (9-10 cm) found in mountain forests from the southwestern US to Nicaragua at 1,500-3,000 m. Green plumage with bold white ear stripe and turquoise throat (males). Nectarivore of pine-oak and cloud forest. Common at highland feeders.
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。