Oaxaca Hummingbird vs Amethyst-throated Mountain-gem
Eupherusa cyanophrys 对比 Lampornis amethystinus
Side-by-Side Comparison
| 属性 | Oaxaca Hummingbird | Amethyst-throated Mountain-gem |
|---|---|---|
| 学名 | Eupherusa cyanophrys | Lampornis amethystinus |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保护状况 | Endangered | Least Concern |
| 体长 | — | — |
| 翼展 | 11.7 cm (4.6 in) | 13.1 cm (5.2 in) |
| 体重 | 4.725 g (0.17 oz) | 5.6000000000000005 g (0.20 oz) |
| 食性 | Hovering nectarivore of lowland and montane forest, probing Heliconia and garden flowers. Supplements with insects … | Nectarivore of Mexican and Central American montane pine-oak forest; visits Ericaceae and Salvia. Gleans arthropods. |
| 产卵数 | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Oaxaca Hummingbird
Pure, sustained whistle with bell-like clarity; clear single note ringing out then slowly fading away.
Amethyst-throated Mountain-gem
Pure, sustained flute-like tone held steady; single clear note with barely perceptible vibrato in tropical shade.
Geographic Range & Migration
Oaxaca Hummingbird
Endemic to the mountains of Oaxaca, Mexico. Classified as Endangered due to extremely small range.
Amethyst-throated Mountain-gem
Found in montane forest from Mexico south through Guatemala and Honduras to El Salvador. 1,000–3,200 m.
保护状况
Oaxaca Hummingbird
Amethyst-throated Mountain-gem
How to Tell Them Apart
Oaxaca Hummingbird
Striped Cuckoo: pale brown-white below with dark streaks; boldly streaked dark brown above; long white-tipped tail; pale supercilium
Amethyst-throated Mountain-gem
Bumblebee Hummingbird: tiny; males with brilliant violet gorget; metallic green above; white underparts; females green above; spotted
About These Birds
Oaxaca Hummingbird
蓝冠叶绿蜂鸟，体长10-11厘米。墨西哥瓦哈卡州特有种。濒危。
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.