Buff-winged Starfrontlet vs Amethyst-throated Mountain-gem
Coeligena lutetiae 比較対象 Lampornis amethystinus
Side-by-Side Comparison
| 属性 | Buff-winged Starfrontlet | Amethyst-throated Mountain-gem |
|---|---|---|
| 学名 | Coeligena lutetiae | Lampornis amethystinus |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 15.5 cm (6.1 in) | 13.1 cm (5.2 in) |
| 体重 | 7.025 g (0.25 oz) | 5.6000000000000005 g (0.20 oz) |
| 食性 | Nectarivore of Peruvian montane Ericaceae-rich forest. Supplements nectar with small insects and spiders gleaned from … | Nectarivore of Mexican and Central American montane pine-oak forest; visits Ericaceae and Salvia. Gleans arthropods. |
| 一腹卵数 | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Buff-winged Starfrontlet
Deep, hollow churring with resonant character; prolonged buzzing sound vibrating persistently through Andean polylepis.
Amethyst-throated Mountain-gem
Pure, sustained flute-like tone held steady; single clear note with barely perceptible vibrato in tropical shade.
Geographic Range & Migration
Buff-winged Starfrontlet
Found in high Andean cloud forests of Ecuador and Colombia at 2,400–3,600 m elevation.
Amethyst-throated Mountain-gem
Found in montane forest from Mexico south through Guatemala and Honduras to El Salvador. 1,000–3,200 m.
保全状況
Buff-winged Starfrontlet
Amethyst-throated Mountain-gem
How to Tell Them Apart
Buff-winged Starfrontlet
Andean Hillstar: males with iridescent multicolored gorget; metallic green above; white flanks; females green above; spotted buff 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
Buff-winged Starfrontlet
A medium-sized hummingbird (13-14 cm) found in Andean cloud forests from Colombia to Peru at 2,400-3,500 m. Green plumage with buff-colored wing patches visible in flight. Nectarivore of montane forest and páramo edges.
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.