Brown Violetear vs Amethyst-throated Mountain-gem
Colibri delphinae 对比 Lampornis amethystinus
Side-by-Side Comparison
| 属性 | Brown Violetear | Amethyst-throated Mountain-gem |
|---|---|---|
| 学名 | Colibri delphinae | Lampornis amethystinus |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 13.6 cm (5.4 in) | 13.1 cm (5.2 in) |
| 体重 | 6.2 g (0.22 oz) | 5.6000000000000005 g (0.20 oz) |
| 食性 | Nectarivore visiting a wide range of forest-edge and garden flowers. Aggressively defends patches of Salvia … | Nectarivore of Mexican and Central American montane pine-oak forest; visits Ericaceae and Salvia. Gleans arthropods. |
| 产卵数 | -- | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Brown Violetear
High, thin twittering barely audible; delicate cascade of minute notes almost imperceptible in dense vegetation.
Amethyst-throated Mountain-gem
Pure, sustained flute-like tone held steady; single clear note with barely perceptible vibrato in tropical shade.
Geographic Range & Migration
Brown Violetear
Found in humid forest from Guatemala south through Central America to western Ecuador and Bolivia, and across northern South America. 0–1,800 m.
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
Brown Violetear
Amethyst-throated Mountain-gem
How to Tell Them Apart
Brown Violetear
Long-tailed Sylph: males with spectacularly long violet-streaked iridescent tail; glittering green gorget; females with shorter graduated tail
Amethyst-throated Mountain-gem
Bumblebee Hummingbird: tiny; males with brilliant violet gorget; metallic green above; white underparts; females green above; spotted
About These Birds
Brown Violetear
褐紫耳蜂鸟(Colibri delphinae)是一种体长11-12厘米的中型蜂鸟，具有暗褐色羽毛，这在蜂鸟中较为罕见。分布于从危地马拉到玻利维亚和巴西的湿润森林。以花蜜为食，是蜂鸟中外形最为朴素的种类之一。
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.