Amethyst-throated Mountain-gem vs Green-fronted Hummingbird
Lampornis amethystinus 比較対象 Leucolia viridifrons
Side-by-Side Comparison
| 属性 | Amethyst-throated Mountain-gem | Green-fronted Hummingbird |
|---|---|---|
| 学名 | Lampornis amethystinus | Leucolia viridifrons |
| 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) | — |
| 体重 | 5.6000000000000005 g (0.20 oz) | 6.166666666666667 g (0.22 oz) |
| 食性 | Nectarivore of Mexican and Central American montane pine-oak forest; visits Ericaceae and Salvia. Gleans arthropods. | Nectarivore visiting diverse flowering plants; supplements the high-sugar nectar diet with small insects and spiders … |
| 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.
Green-fronted Hummingbird
Deep, hollow churring resonant sound; low-frequency buzzing trill carrying well through humid forest edge.
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.
Green-fronted Hummingbird
Endemic to the Pacific slope of Mexico from Sonora to Oaxaca. Resident in tropical deciduous forest.
保全状況
Amethyst-throated Mountain-gem
Green-fronted Hummingbird
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
Green-fronted Hummingbird
Buff-headed Coucal: buff-white head; dark brown back; rufous wings; pale underparts; long dark tail; red eye; striking head pattern
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.
Green-fronted Hummingbird
A medium-sized hummingbird (10-11 cm) endemic to the Pacific slope of Mexico from Sonora to Oaxaca. Males have a green forehead and white breast. Nectarivore of tropical deciduous forest and thorn scrub. A Mexican endemic.