Amethyst-throated Mountain-gem vs Andean Hillstar
Lampornis amethystinus 比較対象 Oreotrochilus estella
Side-by-Side Comparison
| 属性 | Amethyst-throated Mountain-gem | Andean Hillstar |
|---|---|---|
| 学名 | Lampornis amethystinus | Oreotrochilus estella |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 13.1 cm (5.2 in) | 14.4 cm (5.7 in) |
| 体重 | 5.6000000000000005 g (0.20 oz) | 8.299999999999999 g (0.29 oz) |
| 食性 | Nectarivore of Mexican and Central American montane pine-oak forest; visits Ericaceae and Salvia. Gleans arthropods. | Nectarivore of high-altitude puna and páramo; specializes in Chuquiraga and Puya flowers. Catches small insects … |
| 一腹卵数 | 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.
Andean Hillstar
High, wavering trill with trembling quality; rapid series of notes with slight pitch modulation giving vibrato effect.
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.
Andean Hillstar
Widespread in Andean puna of southern Peru, Bolivia, and northwestern Argentina at 3,000–5,000 m. Resident.
保全状況
Amethyst-throated Mountain-gem
Andean Hillstar
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
Andean Hillstar
Santa Marta Woodstar: tiny; males with brilliant magenta-red gorget; metallic green crown; white underparts; females green above with spots
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.
Andean Hillstar
A medium-sized hummingbird (12-14 cm) found in the high Andes from Peru to Argentina and Chile at 3,500-5,000 m. Green plumage with a white breast. One of the highest-living hummingbird species, entering torpor at night to survive freezing temperatures. Nectarivore of Chuquiraga and cacti.