Green-crowned Brilliant vs Amethyst-throated Mountain-gem
Heliodoxa jacula 比較対象 Lampornis amethystinus
Side-by-Side Comparison
| 属性 | Green-crowned Brilliant | Amethyst-throated Mountain-gem |
|---|---|---|
| 学名 | Heliodoxa jacula | Lampornis amethystinus |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 14.1 cm (5.6 in) | 13.1 cm (5.2 in) |
| 体重 | 7.633333333333333 g (0.27 oz) | 5.6000000000000005 g (0.20 oz) |
| 食性 | Nectarivore of Central American and Colombian cloud forest; visits diverse montane flowers. Catches small insects … | 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
Green-crowned Brilliant
Harsh, crackling buzz with emphatic onset; abrupt rough trill issuing from scrub then stopping sharply.
Amethyst-throated Mountain-gem
Pure, sustained flute-like tone held steady; single clear note with barely perceptible vibrato in tropical shade.
Geographic Range & Migration
Green-crowned Brilliant
Found in humid foothill and lower montane forest from Costa Rica south through Colombia and Ecuador to Peru. 400–1,600 m.
Amethyst-throated Mountain-gem
Found in montane forest from Mexico south through Guatemala and Honduras to El Salvador. 1,000–3,200 m.
保全状況
Green-crowned Brilliant
Amethyst-throated Mountain-gem
How to Tell Them Apart
Green-crowned Brilliant
Oasis Hummingbird: males with iridescent purple gorget; metallic bronze-green above; white underparts; females green above; spots
Amethyst-throated Mountain-gem
Bumblebee Hummingbird: tiny; males with brilliant violet gorget; metallic green above; white underparts; females green above; spotted
About These Birds
Green-crowned Brilliant
コスタリカからコロンビアにかけての中央アメリカと西コロンビアの太平洋斜面（標高200〜1,800 m）の雲霧林に生息するハチドリ（体長12〜13 cm）。雄は光沢のある緑色の羽衣と紫の喉のパッチを持つ。雲霧林・林縁の蜜食性。
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.