Green-and-white Hummingbird vs Amethyst-throated Mountain-gem
Elliotomyia viridicauda 对比 Lampornis amethystinus
Side-by-Side Comparison
| 属性 | Green-and-white Hummingbird | Amethyst-throated Mountain-gem |
|---|---|---|
| 学名 | Elliotomyia viridicauda | Lampornis amethystinus |
| 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 | 5.8500000000000005 g (0.21 oz) | 5.6000000000000005 g (0.20 oz) |
| 食性 | Nectarivore specialising in tubular blossoms; supplements the floral nectar diet with tiny insects and spiders … | Nectarivore of Mexican and Central American montane pine-oak forest; visits Ericaceae and Salvia. Gleans arthropods. |
| 产卵数 | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Green-and-white Hummingbird
Rough, buzzy chatter with coarse texture; harsh series of notes delivered emphatically near territory boundary.
Amethyst-throated Mountain-gem
Pure, sustained flute-like tone held steady; single clear note with barely perceptible vibrato in tropical shade.
Geographic Range & Migration
Green-and-white Hummingbird
Found in humid Andean forests of Peru at 1,500-3,000 m. A Peruvian near-endemic of cloud forest.
Amethyst-throated Mountain-gem
Found in montane forest from Mexico south through Guatemala and Honduras to El Salvador. 1,000–3,200 m.
保护状况
Green-and-white Hummingbird
Amethyst-throated Mountain-gem
How to Tell Them Apart
Green-and-white Hummingbird
Pheasant Coucal (alt): dark black above with bronze sheen; rufous wings; barred tail; red eye; ground-dwelling coucal; long tail
Amethyst-throated Mountain-gem
Bumblebee Hummingbird: tiny; males with brilliant violet gorget; metallic green above; white underparts; females green above; spotted
About These Birds
Green-and-white Hummingbird
小型蜂鸟（体长9-10厘米），栖息于秘鲁安第斯湿润森林。绿色羽毛，胸部白色，尾羽末端绿色。
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.