Black-eared Fairy vs Amethyst-throated Mountain-gem
Heliothryx auritus 比較対象 Lampornis amethystinus
Side-by-Side Comparison
| 属性 | Black-eared Fairy | Amethyst-throated Mountain-gem |
|---|---|---|
| 学名 | Heliothryx auritus | Lampornis amethystinus |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 13.0 cm (5.1 in) | 13.1 cm (5.2 in) |
| 体重 | 5.15 g (0.18 oz) | 5.6000000000000005 g (0.20 oz) |
| 食性 | Nectarivore robbing nectar from large flowers in forest canopy. Gleans small spiders and soft-bodied 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
Black-eared Fairy
Soft, liquid notes in gentle cascade; flowing sequence of mellow tones with subtle tremolo in misty montane forest.
Amethyst-throated Mountain-gem
Pure, sustained flute-like tone held steady; single clear note with barely perceptible vibrato in tropical shade.
Geographic Range & Migration
Black-eared Fairy
Widespread in Amazonian lowlands from the Guianas south through Brazil and west to Colombia, Ecuador, Peru, and Bolivia. 0–700 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
Black-eared Fairy
Amethyst-throated Mountain-gem
How to Tell Them Apart
Black-eared Fairy
Blue-chinned Sapphire: males with shining blue chin; metallic green above; white pectoral tufts; females green above with blue-spotted throat
Amethyst-throated Mountain-gem
Bumblebee Hummingbird: tiny; males with brilliant violet gorget; metallic green above; white underparts; females green above; spotted
About These Birds
Black-eared Fairy
黄耳ハチドリはコロンビアからブラジルにかけての南アメリカ低地林のアマゾン流域周辺（標高0〜700 m）に生息するハチドリ（体長10〜11 cm）。光沢のある緑色の羽衣と鮮やかな黄色の耳部パッチが特徴的。林冠・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.