Amethyst-throated Mountain-gem vs Slender-tailed Woodstar
Lampornis amethystinus 对比 Microstilbon burmeisteri
Side-by-Side Comparison
| 属性 | Amethyst-throated Mountain-gem | Slender-tailed Woodstar |
|---|---|---|
| 学名 | Lampornis amethystinus | Microstilbon burmeisteri |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 13.1 cm (5.2 in) | 6.0 cm (2.4 in) |
| 体重 | 5.6000000000000005 g (0.20 oz) | 2.09 g (0.07 oz) |
| 食性 | Nectarivore of Mexican and Central American montane pine-oak forest; visits Ericaceae and Salvia. Gleans arthropods. | Nectarivore of montane scrub, probing small tubular flowers. Catches spiders and minute flies to supply … |
| 产卵数 | 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.
Slender-tailed Woodstar
Soft, liquid descending cascade; gentle mellow notes flowing downward in quiet musical sequence at dawn.
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.
Slender-tailed Woodstar
Found in arid scrub and woodland of central Bolivia and northwestern Argentina at 1,000-3,000 m. Resident and partial migrant.
保护状况
Amethyst-throated Mountain-gem
Slender-tailed Woodstar
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
Slender-tailed Woodstar
Lucifer Sheartail: males with iridescent purple forked gorget extending to sides; metallic green above; females green above; spotted
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.
Slender-tailed Woodstar
A tiny hummingbird (7-8 cm) found in arid scrub and woodland of central Bolivia and northwestern Argentina at 1,000-3,000 m. Males have a slender, forked tail. Nectarivore of dry forest and garden flowers. Named after the German zoologist Hermann Burmeister.