Blue-mantled Thornbill vs Allen's Hummingbird
Chalcostigma stanleyi comparado con Selasphorus sasin
Side-by-Side Comparison
| Atributo | Blue-mantled Thornbill | Allen's Hummingbird |
|---|---|---|
| Nombre científico | Chalcostigma stanleyi | Selasphorus sasin |
| Orden | Caprimulgiformes | Caprimulgiformes |
| Familia | Trochilidae | Trochilidae |
| Estado de conservación | Least Concern | Least Concern |
| Longitud | — | — |
| Envergadura | 13,2 cm (5.2 in) | 8,1 cm (3.2 in) |
| Peso | 5,2749999999999995 g (0.19 oz) | 3,1500000000000004 g (0.11 oz) |
| Dieta | Nectarivore of Andean treeline scrub; visits Ericaceae and Brachyotum blooms. Supplements with small arthropods. | Feeds on nectar from coastal sage scrub and forest flowers in California. Supplements diet with … |
| Tamaño de la puesta | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Hábitats compartidos
Ninguno
Blue-mantled Thornbill only
Allen's Hummingbird only
Song & Call Comparison
Blue-mantled Thornbill
Crisp, whistled notes in ascending sequence; clean bright tones stepping up smoothly in cheerful morning delivery.
Allen's Hummingbird
Deep, resonant churring trill; prolonged low buzzing sound carrying well across broad coastal mangroves.
Geographic Range & Migration
Blue-mantled Thornbill
Found in high Andean páramo from Colombia south through Ecuador and Peru to Bolivia. 3,000–4,500 m elevation.
Allen's Hummingbird
Breeds along the Pacific coast from Oregon to southern California. Partial migrant; some Channel Islands populations resident year-round.
Estado de conservación
Blue-mantled Thornbill
Allen's Hummingbird
About These Birds
Blue-mantled Thornbill
Picoespina de Stanley (Chalcostigma stanleyi), 11–13 cm. Macho con garganta verde-azulada brillante; partes superiores verde oscuro; cola bifurcada. Habita en páramos y bordes de bosque alto-andino de Ecuador y Perú. Se alimenta de néctar. Adaptado a las condiciones frías de la puna.
Allen's Hummingbird
A small hummingbird (8-9 cm) breeding along the Pacific coast from Oregon to southern California. Males have an orange-red throat and rufous flanks. Closely related to Rufous Hummingbird. Partial migrant; some populations resident on Channel Islands. Named after Thomas Allen.