Chestnut-breasted Coronet vs Amethyst-throated Mountain-gem
Boissonneaua matthewsii 比較対象 Lampornis amethystinus
Side-by-Side Comparison
| 属性 | Chestnut-breasted Coronet | Amethyst-throated Mountain-gem |
|---|---|---|
| 学名 | Boissonneaua matthewsii | Lampornis amethystinus |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 14.6 cm (5.7 in) | 13.1 cm (5.2 in) |
| 体重 | 7.4125000000000005 g (0.26 oz) | 5.6000000000000005 g (0.20 oz) |
| 食性 | Nectarivore of Peruvian and Bolivian cloud forest; forages at Ericaceae and epiphytic orchids. Takes small … | 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
Chestnut-breasted Coronet
Rapid, light chips in animated sequence; bright staccato notes with buoyant quality during active foraging bouts.
Amethyst-throated Mountain-gem
Pure, sustained flute-like tone held steady; single clear note with barely perceptible vibrato in tropical shade.
Geographic Range & Migration
Chestnut-breasted Coronet
Found on the eastern Andean slope from Peru south through Bolivia in cloud forest. 1,000–2,400 m elevation.
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
Chestnut-breasted Coronet
Amethyst-throated Mountain-gem
How to Tell Them Apart
Chestnut-breasted Coronet
Bearded Helmetcrest: males with iridescent violet gorget and elongated beard; metallic green above; females plain 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
Chestnut-breasted Coronet
ペルーからボリビアにかけてのアンデス雲霧林の標高1,500〜2,800mに生息する中型のハチドリ（11〜12cm）。緑の羽毛と栗色の胸帯を持つ。山地林と林縁の蜜食者。ペルー北方ではバフテールコロネットに置き換わる。
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.