Olivaceous Thornbill vs Great Sapphirewing
Chalcostigma olivaceum comparado con Pterophanes cyanopterus
Side-by-Side Comparison
| Atributo | Olivaceous Thornbill | Great Sapphirewing |
|---|---|---|
| Nombre científico | Chalcostigma olivaceum | Pterophanes cyanopterus |
| Orden | Caprimulgiformes | Caprimulgiformes |
| Familia | Trochilidae | Trochilidae |
| Estado de conservación | Least Concern | Least Concern |
| Longitud | — | — |
| Envergadura | 16,3 cm (6.4 in) | 21,0 cm (8.3 in) |
| Peso | 7,3999999999999995 g (0.26 oz) | 10,05 g (0.35 oz) |
| Dieta | Nectarivore of high Bolivian and Peruvian páramo; short bill accesses small open flowers. Gleans insects … | 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
Olivaceous Thornbill only
Ninguno
Great Sapphirewing only
Ninguno
Song & Call Comparison
Olivaceous Thornbill
Buzzy, high-frequency trill with insect-like quality; sustained continuous vibration with rapid amplitude modulation.
Great Sapphirewing
Buzzy, insect-like trill with pulsing rhythm; high-frequency vibration with slight amplitude modulation near flowers.
Geographic Range & Migration
Olivaceous Thornbill
Widespread in high Andean puna grassland from Peru to Bolivia and northwestern Argentina. 3,200–4,800 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
Olivaceous Thornbill
Great Sapphirewing
About These Birds
Olivaceous Thornbill
Picoespina olivácea (Chalcostigma olivaceum), 11 cm. Plumaje verde oliváceo general; garganta del macho con brillo verdoso; cola moderadamente larga. Habita en páramos arbustivos y bordes de bosque alto-andino de Perú y Bolivia. Se alimenta de néctar de flores alpinas.
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.