Amethyst-throated Mountain-gem vs Eastern Mountaineer
Lampornis amethystinus 对比 Oreonympha nobilis
Side-by-Side Comparison
| 属性 | Amethyst-throated Mountain-gem | Eastern Mountaineer |
|---|---|---|
| 学名 | Lampornis amethystinus | Oreonympha nobilis |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 13.1 cm (5.2 in) | 16.0 cm (6.3 in) |
| 体重 | 5.6000000000000005 g (0.20 oz) | 8.333333333333334 g (0.29 oz) |
| 食性 | Nectarivore of Mexican and Central American montane pine-oak forest; visits Ericaceae and Salvia. Gleans arthropods. | Nectarivore of Andean dry valley scrub; visits Cactaceae, Puya, and Chuquiraga flowers. Catches small insects … |
| 产卵数 | 2 | 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.
Eastern Mountaineer
Harsh, nasal chatter with buzzy overtone; rough emphatic notes delivered rapidly with raw coarse texture.
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.
Eastern Mountaineer
Endemic to Peru in the upper Apurímac and Urubamba drainages in arid high-altitude scrub. 2,500–4,000 m elevation.
保护状况
Amethyst-throated Mountain-gem
Eastern Mountaineer
How to Tell Them Apart
Amethyst-throated Mountain-gem
Bumblebee Hummingbird: tiny; males with brilliant violet gorget; metallic green above; white underparts; females green above; spotted
Eastern Mountaineer
White-vented Plumeleteer: males glittering violet gorget; metallic green; white vent; females green above; pale spotted underparts
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.
Eastern Mountaineer
A medium-sized hummingbird (12-14 cm) endemic to the Andes of Peru at 2,800-4,500 m. Brown plumage with iridescent throat patch and long, forked tail. Nectarivore of puna scrub and Polylepis woodland. The only member of its genus. A Peruvian endemic.