Western Emerald vs Amethyst-throated Mountain-gem
Chlorostilbon melanorhynchus so với Lampornis amethystinus
Side-by-Side Comparison
| Thuộc Tính | Western Emerald | Amethyst-throated Mountain-gem |
|---|---|---|
| Tên Khoa Học | Chlorostilbon melanorhynchus | Lampornis amethystinus |
| Bộ | Caprimulgiformes | Caprimulgiformes |
| Họ | Trochilidae | Trochilidae |
| Tình Trạng Bảo Tồn | Not Evaluated | Least Concern |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | — | 13,1 cm (5.2 in) |
| Khối Lượng | 2,675 g (0.09 oz) | 5,6000000000000005 g (0.20 oz) |
| Chế Độ Ăn | Nectarivore of western Colombian and Ecuadorian forest. Supplements diet with small arthropods caught near blossoms. | Nectarivore of Mexican and Central American montane pine-oak forest; visits Ericaceae and Salvia. Gleans arthropods. |
| Số Trứng | -- | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Western Emerald
Melodic, ascending phrase with hopeful character; smooth pure tones rising in clear musical progression at dawn.
Amethyst-throated Mountain-gem
Pure, sustained flute-like tone held steady; single clear note with barely perceptible vibrato in tropical shade.
Geographic Range & Migration
Western Emerald
Found from Panama to Peru along the western Andean foothills. Resident in forest edges and gardens at low to mid elevations.
Amethyst-throated Mountain-gem
Found in montane forest from Mexico south through Guatemala and Honduras to El Salvador. 1,000–3,200 m.
Tình Trạng Bảo Tồn
Western Emerald
Amethyst-throated Mountain-gem
How to Tell Them Apart
Western Emerald
White-chested Emerald: males with iridescent green gorget; metallic green above; white chest; females green above; spotted white below
Amethyst-throated Mountain-gem
Bumblebee Hummingbird: tiny; males with brilliant violet gorget; metallic green above; white underparts; females green above; spotted
About These Birds
Western Emerald
A small hummingbird (8-9 cm) found from Panama to Peru in western Andean foothills. Bright emerald-green plumage with dark tail. Nectarivore of forest edges and gardens. Closely related to other Chlorostilbon emeralds. A Chocó and western Andean species.
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.