Sword-billed Hummingbird vs Blue-tufted Starthroat
Ensifera ensifera comparado con Heliomaster furcifer
Side-by-Side Comparison
| Atributo | Sword-billed Hummingbird | Blue-tufted Starthroat |
|---|---|---|
| Nombre científico | Ensifera ensifera | Heliomaster furcifer |
| Orden | Caprimulgiformes | Caprimulgiformes |
| Familia | Trochilidae | Trochilidae |
| Estado de conservación | Least Concern | Least Concern |
| Longitud | — | — |
| Envergadura | 15,3 cm (6.0 in) | 10,8 cm (4.3 in) |
| Peso | 12,75 g (0.45 oz) | 5,7 g (0.20 oz) |
| Dieta | Nectarivore uniquely adapted to extremely long flowers of Passiflora and Datura. Supplements with small insects … | Nectarivore of open Argentine and Bolivian habitats; visits diverse shrub flowers. Catches small insects in … |
| Tamaño de la puesta | -- | 2 |
| Population Trend | — | — |
Habitat Comparison
Hábitats compartidos
Sword-billed Hummingbird only
Ninguno
Blue-tufted Starthroat only
Ninguno
Song & Call Comparison
Sword-billed Hummingbird
Thin, reedy whistle with plaintive character; soft nasal tone held briefly then gently fading in mist.
Blue-tufted Starthroat
Buzzy, insect-like trill with rapid modulation; high-frequency buzz sustained briefly then repeated after pause.
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.
Blue-tufted Starthroat
Found from Bolivia and Brazil south to Argentina and Uruguay in open woodland and scrub. Sea level to 1,500 m.
Estado de conservación
Sword-billed Hummingbird
Blue-tufted Starthroat
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
Blue-tufted Starthroat
Sparkling-tailed Hummingbird: males with brilliant violet gorget; metallic bronze-green; sparkling tail; females green above; spotted
About These Birds
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.
Blue-tufted Starthroat
El colibrí de pico largo de garganta azul habita en Argentina, Brasil, Bolivia y Paraguay. El macho tiene partes superiores verdes y un gorjal azul-violeta iridiscente. Se alimenta del néctar de flores de arbustos y árboles en bosques, bordes de bosque y zonas arboladas. Utiliza su pico largo para acceder al néctar de flores tubulares. Contribuye a la polinización de diversas plantas de América del Sur.