White-tailed Starfrontlet vs Sword-billed Hummingbird
Coeligena phalerata مقارنةً بـ Ensifera ensifera
Side-by-Side Comparison
| السمة | White-tailed Starfrontlet | Sword-billed Hummingbird |
|---|---|---|
| الاسم العلمي | Coeligena phalerata | Ensifera ensifera |
| الرتبة | Caprimulgiformes | Caprimulgiformes |
| الفصيلة | Trochilidae | Trochilidae |
| حالة الحفاظ | Near Threatened | Least Concern |
| الطول | — | — |
| طول الجناح | 14,1 cm (5.6 in) | 15,3 cm (6.0 in) |
| الوزن | 6,1 g (0.22 oz) | 12,75 g (0.45 oz) |
| النظام الغذائي | Nectarivore of restricted Colombian range; visits Ericaceae and bromeliads in humid cloud forest. Supplements with … | Nectarivore uniquely adapted to extremely long flowers of Passiflora and Datura. Supplements with small insects … |
| عدد البيض في الوضع | -- | -- |
| Population Trend | — | — |
Habitat Comparison
الموائل المشتركة
White-tailed Starfrontlet only
بلا
Sword-billed Hummingbird only
Song & Call Comparison
White-tailed Starfrontlet
Melodic, two-note ascending whistle; pure first tone rising to brighter second, given with clear projection from perch.
Sword-billed Hummingbird
Thin, reedy whistle with plaintive character; soft nasal tone held briefly then gently fading in mist.
Geographic Range & Migration
White-tailed Starfrontlet
Endemic to the Sierra Nevada de Santa Marta, Colombia, in cloud forest and forest edge. 1,800–3,000 m.
Sword-billed Hummingbird
Found in Andean cloud forests from Venezuela south through Colombia, Ecuador, Peru, and Bolivia. 1,700–3,500 m.
حالة الحفاظ
White-tailed Starfrontlet
Sword-billed Hummingbird
How to Tell Them Apart
White-tailed Starfrontlet
Mountain Velvetbreast: tiny; males with brilliant blue-violet gorget; metallic green above; white underparts; females green above; spots
Sword-billed Hummingbird
Olivaceous Thornbill: males with iridescent purple gorget; metallic olive-bronze above; white underparts; females green above; spots
About These Birds
White-tailed Starfrontlet
A medium-sized hummingbird (13-14 cm) endemic to the Sierra Nevada de Santa Marta, Colombia, at 1,800-3,000 m. Green plumage with white outer tail feathers. Nectarivore of montane forest. A Santa Marta endemic found nowhere else in the world.
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.