Sword-billed Hummingbird vs Fork-tailed Woodnymph
Ensifera ensifera مقارنةً بـ Thalurania furcata
Side-by-Side Comparison
| السمة | Sword-billed Hummingbird | Fork-tailed Woodnymph |
|---|---|---|
| الاسم العلمي | Ensifera ensifera | Thalurania furcata |
| الرتبة | Caprimulgiformes | Caprimulgiformes |
| الفصيلة | Trochilidae | Trochilidae |
| حالة الحفاظ | Least Concern | Least Concern |
| الطول | — | — |
| طول الجناح | 15,3 cm (6.0 in) | 10,9 cm (4.3 in) |
| الوزن | 12,75 g (0.45 oz) | 4,4 g (0.16 oz) |
| النظام الغذائي | Nectarivore uniquely adapted to extremely long flowers of Passiflora and Datura. Supplements with small insects … | Widespread Amazonian nectarivore visiting diverse forest-floor flowers. Supplements with insects and spiders caught in flight. |
| عدد البيض في الوضع | -- | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Sword-billed Hummingbird
Thin, reedy whistle with plaintive character; soft nasal tone held briefly then gently fading in mist.
Fork-tailed Woodnymph
Buzzy, insect-like trill with monotonous quality; sustained rapid vibration with minimal melodic content.
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.
Fork-tailed Woodnymph
Widely distributed in humid forests from Venezuela through Amazonia to Brazil, Bolivia, and Argentina. Resident.
حالة الحفاظ
Sword-billed Hummingbird
Fork-tailed Woodnymph
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
Fork-tailed Woodnymph
Blue Bustard: males with slate-blue neck and breast; brown-vermiculated above; white belly; females brown above; pale below
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.
Fork-tailed Woodnymph
A medium-sized hummingbird (10-11 cm) widely distributed in humid forests from Venezuela through Amazonia to Brazil, Bolivia, and Argentina. Males have violet-blue underparts and green crown. Deeply forked tail. Nectarivore of forest edges and gardens.