Amethyst-throated Mountain-gem vs White-tailed Emerald
Lampornis amethystinus 对比 Microchera chionura
Side-by-Side Comparison
| 属性 | Amethyst-throated Mountain-gem | White-tailed Emerald |
|---|---|---|
| 学名 | Lampornis amethystinus | Microchera chionura |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 13.1 cm (5.2 in) | — |
| 体重 | 5.6000000000000005 g (0.20 oz) | 3.2 g (0.11 oz) |
| 食性 | Nectarivore of Mexican and Central American montane pine-oak forest; visits Ericaceae and Salvia. Gleans arthropods. | 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
Amethyst-throated Mountain-gem
Pure, sustained flute-like tone held steady; single clear note with barely perceptible vibrato in tropical shade.
White-tailed Emerald
Melodic, flute-like phrase with warm timbre; smooth notes flowing in relaxed quiet progression at forest edge.
Geographic Range & Migration
Amethyst-throated Mountain-gem
Found in montane forest from Mexico south through Guatemala and Honduras to El Salvador. 1,000–3,200 m.
White-tailed Emerald
Found in humid forests of western Panama and extreme western Colombia. Resident in lowland and foothill forest.
保护状况
Amethyst-throated Mountain-gem
White-tailed Emerald
About These Birds
Amethyst-throated Mountain-gem
A medium-sized hummingbird (11-12 cm) found in mountain forests from Mexico to Honduras at 1,000-3,000 m. Males have an amethyst-purple throat. Nectarivore of pine-oak and cloud forest. Commonly visits feeders in Mexican highland gardens.
White-tailed Emerald
A small hummingbird (8-9 cm) found in humid forests of western Panama and extreme western Colombia. Green plumage with white outer tail feathers. Nectarivore of forest edges. Closely related to Coppery-headed Emerald. A Central American near-endemic.