Tourmaline Sunangel vs Amethyst-throated Mountain-gem
Heliangelus exortis 对比 Lampornis amethystinus
Side-by-Side Comparison
| 属性 | Tourmaline Sunangel | Amethyst-throated Mountain-gem |
|---|---|---|
| 学名 | Heliangelus exortis | Lampornis amethystinus |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 12.2 cm (4.8 in) | 13.1 cm (5.2 in) |
| 体重 | 5.3 g (0.19 oz) | 5.6000000000000005 g (0.20 oz) |
| 食性 | Nectarivore visiting narrow tubular blooms of cloud-forest shrubs. Supplements diet with small spiders caught near … | 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
Tourmaline Sunangel
Melodic, two-note ascending call; pure first tone rising to brighter second note, given repeatedly with clear projection.
Amethyst-throated Mountain-gem
Pure, sustained flute-like tone held steady; single clear note with barely perceptible vibrato in tropical shade.
Geographic Range & Migration
Tourmaline Sunangel
Found in cloud forests of Colombia and western Venezuela at 1,800–3,200 m. Fairly common in its limited range.
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
Tourmaline Sunangel
Amethyst-throated Mountain-gem
How to Tell Them Apart
Tourmaline Sunangel
Coppery Metaltail: shining coppery-green above; white underparts with cinnamon flanks; glittering violet gorget; females spotted throat
Amethyst-throated Mountain-gem
Bumblebee Hummingbird: tiny; males with brilliant violet gorget; metallic green above; white underparts; females green above; spotted
About These Birds
Tourmaline Sunangel
丝光太阳天使蜂鸟分布于哥伦比亚安第斯山脉的云雾林地带。雄鸟喉部具彩虹光泽，体羽翠绿，腹部较淡。栖息于高海拔的森林和灌丛，以花蜜为食，也取食昆虫。是哥伦比亚安第斯山区的特有蜂鸟。
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.