Blue-tailed Emerald vs Sword-billed Hummingbird
Chlorostilbon mellisugus comparado con Ensifera ensifera
Side-by-Side Comparison
| Atributo | Blue-tailed Emerald | Sword-billed Hummingbird |
|---|---|---|
| Nombre científico | Chlorostilbon mellisugus | Ensifera ensifera |
| Orden | Caprimulgiformes | Caprimulgiformes |
| Familia | Trochilidae | Trochilidae |
| Estado de conservación | Least Concern | Least Concern |
| Longitud | — | — |
| Envergadura | 9,0 cm (3.5 in) | 15,3 cm (6.0 in) |
| Peso | 2,6466666666666665 g (0.09 oz) | 12,75 g (0.45 oz) |
| Dieta | Nectarivore visiting diverse flowering plants; supplements the high-sugar nectar diet with small insects and spiders … | Nectarivore uniquely adapted to extremely long flowers of Passiflora and Datura. Supplements with small insects … |
| Tamaño de la puesta | 2 | -- |
| Population Trend | — | — |
Habitat Comparison
Hábitats compartidos
Blue-tailed Emerald only
Ninguno
Sword-billed Hummingbird only
Song & Call Comparison
Blue-tailed Emerald
Pure, flute-like descending scale; smooth melodic phrase moving cleanly through several notes, warm in timbre.
Sword-billed Hummingbird
Thin, reedy whistle with plaintive character; soft nasal tone held briefly then gently fading in mist.
Geographic Range & Migration
Blue-tailed Emerald
Widely distributed from Colombia and Venezuela through the Guianas to Trinidad and Tobago. Resident in varied lowland habitats.
Sword-billed Hummingbird
Found in Andean cloud forests from Venezuela south through Colombia, Ecuador, Peru, and Bolivia. 1,700–3,500 m.
Estado de conservación
Blue-tailed Emerald
Sword-billed Hummingbird
How to Tell Them Apart
Blue-tailed Emerald
White-throated Hummingbird: males with brilliant green gorget; metallic green above; white throat; females green above; spotted below
Sword-billed Hummingbird
Olivaceous Thornbill: males with iridescent purple gorget; metallic olive-bronze above; white underparts; females green above; spots
About These Birds
Blue-tailed Emerald
A small hummingbird (7-8 cm) widely distributed from Colombia and Venezuela through the Guianas to Trinidad and Tobago. Bright green plumage with a blue tail. Nectarivore of forest edges, gardens, and open habitats. One of the most common emeralds in northern South America.
Sword-billed Hummingbird
Colibrí portaespada, 17-22 cm (pico hasta 10 cm). El pico más largo en relación con el cuerpo de cualquier ave. Verde iridiscente. Habita bosques nublados andinos. Polinizador especializado. Preocupación menor.