Red-billed Emerald vs Amethyst-throated Mountain-gem
Chlorostilbon gibsoni 比較対象 Lampornis amethystinus
Side-by-Side Comparison
| 属性 | Red-billed Emerald | Amethyst-throated Mountain-gem |
|---|---|---|
| 学名 | Chlorostilbon gibsoni | Lampornis amethystinus |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 9.9 cm (3.9 in) | 13.1 cm (5.2 in) |
| 体重 | 3.4 g (0.12 oz) | 5.6000000000000005 g (0.20 oz) |
| 食性 | Feeds on floral nectar in lowland Venezuelan scrub and forest. Gleans insects and spiders to … | 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
Red-billed Emerald
Harsh, buzzy chatter with urgency; rough staccato notes escalating quickly during competitive flower territory dispute.
Amethyst-throated Mountain-gem
Pure, sustained flute-like tone held steady; single clear note with barely perceptible vibrato in tropical shade.
Geographic Range & Migration
Red-billed Emerald
Found in dry valleys and scrub of Colombia and Venezuela. Resident in arid and semi-arid habitats at low elevations.
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
Red-billed Emerald
Amethyst-throated Mountain-gem
How to Tell Them Apart
Red-billed Emerald
Versicolored Emerald: males with glittering multicolored gorget; metallic 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
Red-billed Emerald
レッドビルドエメラルドハチドリ(Chlorostilbon gibsoni)はコロンビア北部からベネズエラ西部にかけて分布するハチドリです。名前の通り赤い嘴が特徴で、エメラルドグリーンの体色と対照的です。森林縁部や低木地帯に生息します。
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.