Amethyst-throated Mountain-gem vs Sooty Barbthroat
Lampornis amethystinus 比較対象 Threnetes niger
Side-by-Side Comparison
| 属性 | Amethyst-throated Mountain-gem | Sooty Barbthroat |
|---|---|---|
| 学名 | Lampornis amethystinus | Threnetes niger |
| 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) | 11.8 cm (4.6 in) |
| 体重 | 5.6000000000000005 g (0.20 oz) | 5.8 g (0.20 oz) |
| 食性 | Nectarivore of Mexican and Central American montane pine-oak forest; visits Ericaceae and Salvia. Gleans arthropods. | Primarily nectarivore visiting tubular flowers; supplements diet with small insects and spiders for protein. |
| 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.
Sooty Barbthroat
Melodic, descending whistle with rich timbre; smooth pure tone dropping gracefully through several semitones then fading.
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.
Sooty Barbthroat
Found in a restricted range in northeastern Brazil and adjacent French Guiana. Resident in coastal rainforest. Rare and locally distributed.
保全状況
Amethyst-throated Mountain-gem
Sooty Barbthroat
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
Sooty Barbthroat
Dark sooty-brown and green upperparts; sooty-dark throat and breast; belly pale grey-buff; tail dark with pale tip; Guiana region endemic; distinctly darker and sootier below than other barbthroats with heavily …
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.
Sooty Barbthroat
ブラックバーブスロートアーミットはガイアナと隣接地域の熱帯雨林に生息するハチドリの一種です。喉の黒い模様が特徴です。