Sword-billed Hummingbird vs White-bellied Mountain-gem
Ensifera ensifera مقارنةً بـ Lampornis hemileucus
Side-by-Side Comparison
| السمة | Sword-billed Hummingbird | White-bellied Mountain-gem |
|---|---|---|
| الاسم العلمي | Ensifera ensifera | Lampornis hemileucus |
| الرتبة | Caprimulgiformes | Caprimulgiformes |
| الفصيلة | Trochilidae | Trochilidae |
| حالة الحفاظ | Least Concern | Least Concern |
| الطول | — | — |
| طول الجناح | 15,3 cm (6.0 in) | 12,5 cm (4.9 in) |
| الوزن | 12,75 g (0.45 oz) | 5,6000000000000005 g (0.20 oz) |
| النظام الغذائي | Nectarivore uniquely adapted to extremely long flowers of Passiflora and Datura. Supplements with small insects … | Nectarivore of montane forest understory and edges; visits Ericaceae and Salvia blooms. Gleans small insects … |
| عدد البيض في الوضع | -- | -- |
| Population Trend | — | — |
Habitat Comparison
الموائل المشتركة
Sword-billed Hummingbird only
White-bellied Mountain-gem only
بلا
Song & Call Comparison
Sword-billed Hummingbird
Thin, reedy whistle with plaintive character; soft nasal tone held briefly then gently fading in mist.
White-bellied Mountain-gem
Melodic, two-note falling whistle; pure warm tones descending gently, given repeatedly from prominent perch.
Geographic Range & Migration
Sword-billed Hummingbird
Found in Andean cloud forests from Venezuela south through Colombia, Ecuador, Peru, and Bolivia. 1,700–3,500 m.
White-bellied Mountain-gem
Found in highland forest of Costa Rica and Panama on both slopes in cloud forest. 800–2,000 m elevation.
حالة الحفاظ
Sword-billed Hummingbird
White-bellied Mountain-gem
How to Tell Them Apart
Sword-billed Hummingbird
Olivaceous Thornbill: males with iridescent purple gorget; metallic olive-bronze above; white underparts; females green above; spots
White-bellied Mountain-gem
Wine-throated Hummingbird: males with glittering wine-red gorget; metallic green above; white underparts; females green above; spotted
About These Birds
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.
White-bellied Mountain-gem
A medium-sized hummingbird (11-12 cm) endemic to the highlands of Costa Rica and western Panama at 1,200-2,500 m. Males green with white belly. Nectarivore of cloud forest and forest edges. One of several mountain-gem species endemic to Central American highlands.