Amethyst-throated Mountain-gem vs Streak-throated Hermit
Lampornis amethystinus 对比 Phaethornis rupurumii
Side-by-Side Comparison
| 属性 | Amethyst-throated Mountain-gem | Streak-throated Hermit |
|---|---|---|
| 学名 | Lampornis amethystinus | Phaethornis rupurumii |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 13.1 cm (5.2 in) | 8.6 cm (3.4 in) |
| 体重 | 5.6000000000000005 g (0.20 oz) | 3.1 g (0.11 oz) |
| 食性 | Nectarivore of Mexican and Central American montane pine-oak forest; visits Ericaceae and Salvia. Gleans arthropods. | Nectarivore and insectivore; extracts nectar from trap-lining flowers and hawks small flying insects in forest … |
| 产卵数 | 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.
Streak-throated Hermit
High, thin peep barely audible beyond few metres; delicate single note repeated softly with long intervals in between.
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.
Streak-throated Hermit
Found in the Guiana Shield from Venezuela and Guyana south through Amazonia to Bolivia. Resident in lowland forest along streams and rivers.
保护状况
Amethyst-throated Mountain-gem
Streak-throated Hermit
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
Streak-throated Hermit
Tiny; green-bronze upperparts; buff underparts with fine dark streaking on throat; pale supercilium; white-tipped central tail feathers; Guiana Shield species; streaked throat pattern distinguishes from other small hermits.
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.
Streak-throated Hermit
A small hermit hummingbird (10-11 cm) found in humid forests and forest edges of the Guiana Shield and southern Venezuela. Green plumage with streak-patterned throat and rufous underparts. Nectarivore of forest undergrowth. Often confused with Little Hermit in the field.