Rufous-shafted Woodstar vs Ruby-throated Hummingbird
Chaetocercus jourdanii comparado con Archilochus colubris
Side-by-Side Comparison
| Atributo | Rufous-shafted Woodstar | Ruby-throated Hummingbird |
|---|---|---|
| Nombre científico | Chaetocercus jourdanii | Archilochus colubris |
| Orden | Caprimulgiformes | Caprimulgiformes |
| Familia | Trochilidae | Trochilidae |
| Estado de conservación | Least Concern | Least Concern |
| Longitud | — | 8,5 cm (3.3 in) |
| Envergadura | 7,0 cm (2.8 in) | 11,0 cm (4.3 in) |
| Peso | 3,26 g (0.11 oz) | 3,1 g (0.11 oz) |
| Dieta | Nectarivore of Trinidad and northern South America, hovering at bromeliads and Heliconia. Supplements diet with … | Nectar from tubular flowers, supplemented with small insects and spiders for protein. Feeds at over … |
| Tamaño de la puesta | 2 | 2 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Hábitats compartidos
Rufous-shafted Woodstar only
Ninguno
Ruby-throated Hummingbird only
Ninguno
Ruby-throated Hummingbird
Deciduous and mixed forests, woodland edges, gardens, and parks with flowering plants. Migrates across the Gulf of Mexico.
Song & Call Comparison
Rufous-shafted Woodstar
Deep, resonant single note with striking boldness; powerful tone ringing out clearly from exposed prominent perch.
Ruby-throated Hummingbird
Soft, high-pitched chattering and twittering 'chee-dit'. Also produces a thin 'tik' call in flight. Wing beats create an audible high-pitched humming buzz during hovering.
Geographic Range & Migration
Rufous-shafted Woodstar
Found in Andean highlands from Venezuela to Trinidad at 500-2,500 m elevation. Resident in montane forest edges and gardens.
Ruby-throated Hummingbird
Eastern North America from southern Canada to the Gulf Coast. Winters in Central America and southern Mexico.
Estado de conservación
Rufous-shafted Woodstar
Ruby-throated Hummingbird
How to Tell Them Apart
Rufous-shafted Woodstar
Calliope Hummingbird (endemic): tiny; males with glittering magenta gorget; metallic green above; females plain green above; spotted
Ruby-throated Hummingbird
Metallic green upperparts and greyish-white underparts. Males have a brilliant iridescent ruby-red gorget that appears black in poor light. Females lack the gorget.
Long, straight, thin black bill adapted for probing flowers
About These Birds
Rufous-shafted Woodstar
Colibrí estrellado de Jourdan (Chaetocercus jourdanii), 6–7 cm. Macho con garganta rosado-púrpura iridiscente; partes superiores verde brillante; vientre blanco. Habita en bordes de selva montañosa y jardines del norte de Venezuela y Trinidad. Se alimenta de néctar de flores pequeñas.
Ruby-throated Hummingbird
The ruby-throated hummingbird is the only breeding hummingbird in eastern North America. These tiny birds beat their wings about 53 times per second and can fly backwards, sideways, and even briefly upside down. They make an extraordinary non-stop 800 km crossing of the Gulf of Mexico during migration.