Rufous-capped Thornbill vs Amethyst-throated Mountain-gem
Chalcostigma ruficeps comparado con Lampornis amethystinus
Side-by-Side Comparison
| Atributo | Rufous-capped Thornbill | Amethyst-throated Mountain-gem |
|---|---|---|
| Nombre científico | Chalcostigma ruficeps | Lampornis amethystinus |
| Orden | Caprimulgiformes | Caprimulgiformes |
| Familia | Trochilidae | Trochilidae |
| Estado de conservación | Least Concern | Least Concern |
| Longitud | — | — |
| Envergadura | 11,6 cm (4.6 in) | 13,1 cm (5.2 in) |
| Peso | 3,6666666666666665 g (0.13 oz) | 5,6000000000000005 g (0.20 oz) |
| Dieta | Nectarivore of Peruvian and Bolivian puna; forages at Chuquiraga and low shrubs. Catches tiny arthropods. | Nectarivore of Mexican and Central American montane pine-oak forest; visits Ericaceae and Salvia. Gleans arthropods. |
| Tamaño de la puesta | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Hábitats compartidos
Rufous-capped Thornbill only
Ninguno
Amethyst-throated Mountain-gem only
Ninguno
Song & Call Comparison
Rufous-capped Thornbill
Melodic, descending phrase with warm timbre; clear notes stepping down smoothly in relaxed musical progression.
Amethyst-throated Mountain-gem
Pure, sustained flute-like tone held steady; single clear note with barely perceptible vibrato in tropical shade.
Geographic Range & Migration
Rufous-capped Thornbill
Found on the eastern Andean slope from Ecuador south to Bolivia in lower montane forest. 1,200–2,600 m elevation.
Amethyst-throated Mountain-gem
Found in montane forest from Mexico south through Guatemala and Honduras to El Salvador. 1,000–3,200 m.
Estado de conservación
Rufous-capped Thornbill
Amethyst-throated Mountain-gem
About These Birds
Rufous-capped Thornbill
Picoespina de cabeza rufa (Chalcostigma ruficeps), 10–11 cm. Corona y nuca de color rufo brillante, contrastando con el plumaje verde del cuerpo. Macho con garganta verde iridiscente. Habita en bordes de bosque y zonas arbustivas de los Andes del sur de Colombia, Ecuador y Perú.
Amethyst-throated Mountain-gem
El colibrí de garganta amatista es un colibrí montano de México y Guatemala con garganta violeta-amatista brillante en el macho.