Bronze-tailed Thornbill vs Great Sapphirewing
Chalcostigma heteropogon comparado con Pterophanes cyanopterus
Side-by-Side Comparison
| Atributo | Bronze-tailed Thornbill | Great Sapphirewing |
|---|---|---|
| Nombre científico | Chalcostigma heteropogon | Pterophanes cyanopterus |
| Orden | Caprimulgiformes | Caprimulgiformes |
| Familia | Trochilidae | Trochilidae |
| Estado de conservación | Least Concern | Least Concern |
| Longitud | — | — |
| Envergadura | 14,1 cm (5.6 in) | 21,0 cm (8.3 in) |
| Peso | 5,65 g (0.20 oz) | 10,05 g (0.35 oz) |
| Dieta | Nectarivore of high Andean grasslands and shrublands; visits Ericaceae and Gentianaceae blooms. Gleans tiny arthropods. | Nectarivore of high Andean cloud forest and treeline; one of the largest hummingbirds. Visits Ericaceae … |
| Tamaño de la puesta | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Hábitats compartidos
Bronze-tailed Thornbill only
Ninguno
Great Sapphirewing only
Ninguno
Song & Call Comparison
Bronze-tailed Thornbill
Deep, hollow churring with resonant bass; prolonged low buzzing audible at range through open forest edge.
Great Sapphirewing
Buzzy, insect-like trill with pulsing rhythm; high-frequency vibration with slight amplitude modulation near flowers.
Geographic Range & Migration
Bronze-tailed Thornbill
Found in high Andean grassland and scrub from Venezuela through Colombia to Ecuador at 2,800–4,200 m.
Great Sapphirewing
Found in high Andean cloud forests and páramo from Colombia south through Ecuador and Peru to Bolivia. 2,400–3,800 m.
Estado de conservación
Bronze-tailed Thornbill
Great Sapphirewing
About These Birds
Bronze-tailed Thornbill
Picoespina de barba bronce (Chalcostigma heteropogon), 11–12 cm. Macho con garganta verde bronceada brillante y cola alargada. Habita en páramos y matorrales subalpinos de los Andes de Venezuela y Colombia. Se alimenta de néctar. Especie escasa con distribución restringida.
Great Sapphirewing
A large hummingbird (18 cm, wingspan 28 cm) found in Andean cloud forests from Colombia to Bolivia at 2,500-3,500 m. Brilliant sapphire-blue wings, green body, and long tail. One of the largest hummingbirds. Nectarivore of montane forest, visiting large-flowered Ericaceae.