Western Emerald vs Sword-billed Hummingbird
Chlorostilbon melanorhynchus so với Ensifera ensifera
Side-by-Side Comparison
| Thuộc Tính | Western Emerald | Sword-billed Hummingbird |
|---|---|---|
| Tên Khoa Học | Chlorostilbon melanorhynchus | Ensifera ensifera |
| Bộ | Caprimulgiformes | Caprimulgiformes |
| Họ | Trochilidae | Trochilidae |
| Tình Trạng Bảo Tồn | Not Evaluated | Least Concern |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | — | 15,3 cm (6.0 in) |
| Khối Lượng | 2,675 g (0.09 oz) | 12,75 g (0.45 oz) |
| Chế Độ Ăn | Nectarivore of western Colombian and Ecuadorian forest. Supplements diet with small arthropods caught near blossoms. | Nectarivore uniquely adapted to extremely long flowers of Passiflora and Datura. Supplements with small insects … |
| Số Trứng | -- | -- |
| Population Trend | — | — |
Habitat Comparison
Môi Trường Sống Chung
Không
Western Emerald only
Không
Sword-billed Hummingbird only
Song & Call Comparison
Western Emerald
Melodic, ascending phrase with hopeful character; smooth pure tones rising in clear musical progression at dawn.
Sword-billed Hummingbird
Thin, reedy whistle with plaintive character; soft nasal tone held briefly then gently fading in mist.
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.
Sword-billed Hummingbird
Found in Andean cloud forests from Venezuela south through Colombia, Ecuador, Peru, and Bolivia. 1,700–3,500 m.
Tình Trạng Bảo Tồn
Western Emerald
Sword-billed Hummingbird
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
Sword-billed Hummingbird
Olivaceous Thornbill: males with iridescent purple gorget; metallic olive-bronze above; white underparts; females green above; spots
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.
Sword-billed Hummingbird
A remarkable hummingbird (14-15 cm body) with a bill as long as its body (8-10 cm), the longest bill relative to body size of any bird. Found in Andean cloud forests from Venezuela to Bolivia at 1,700-3,500 m. The extraordinarily long bill evolved to feed on deep tubular Passiflora flowers.