Blue-throated Starfrontlet vs Amethyst-throated Mountain-gem
Coeligena helianthea 对比 Lampornis amethystinus
Side-by-Side Comparison
| 属性 | Blue-throated Starfrontlet | Amethyst-throated Mountain-gem |
|---|---|---|
| 学名 | Coeligena helianthea | Lampornis amethystinus |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 14.3 cm (5.6 in) | 13.1 cm (5.2 in) |
| 体重 | 6.775 g (0.24 oz) | 5.6000000000000005 g (0.20 oz) |
| 食性 | Nectarivore of Venezuelan Andean cloud forest; forages at Ericaceae and Brachyotum. Catches small arthropods near … | Nectarivore of Mexican and Central American montane pine-oak forest; visits Ericaceae and Salvia. Gleans arthropods. |
| 产卵数 | -- | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Blue-throated Starfrontlet
Melodic, ascending scale of clear notes; bright flute-like tones climbing smoothly in morning territorial singing.
Amethyst-throated Mountain-gem
Pure, sustained flute-like tone held steady; single clear note with barely perceptible vibrato in tropical shade.
Geographic Range & Migration
Blue-throated Starfrontlet
Found in cloud forests of the eastern and central Andes of Colombia and adjacent Venezuela. 2,000–3,000 m.
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
Blue-throated Starfrontlet
Amethyst-throated Mountain-gem
How to Tell Them Apart
Blue-throated Starfrontlet
Blue-mantled Thornbill: tiny; males with brilliant violet gorget; blue-metallic mantle; metallic green above; females pale spotted below
Amethyst-throated Mountain-gem
Bumblebee Hummingbird: tiny; males with brilliant violet gorget; metallic green above; white underparts; females green above; spotted
About These Birds
Blue-throated Starfrontlet
蓝喉星额蜂鸟(Coeligena helianthea)是一种体长14-15厘米的中型蜂鸟，分布于委内瑞拉至哥伦比亚海拔1800-3000米的安第斯云雾林。雄鸟具有蓝色喉部和彩虹色星状前额斑块。以花蜜为食。
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.