White-tailed Starfrontlet vs Rubinkehlkolibri
Coeligena phalerata verglichen mit Archilochus colubris
Side-by-Side Comparison
| Merkmal | White-tailed Starfrontlet | Rubinkehlkolibri |
|---|---|---|
| Wissenschaftlicher Name | Coeligena phalerata | Archilochus colubris |
| Ordnung | Caprimulgiformes | Caprimulgiformes |
| Familie | Trochilidae | Trochilidae |
| Erhaltungsstatus | Near Threatened | Least Concern |
| Länge | — | 8,5 cm (3.3 in) |
| Flügelspannweite | 14,1 cm (5.6 in) | 11,0 cm (4.3 in) |
| Gewicht | 6,1 g (0.22 oz) | 3,1 g (0.11 oz) |
| Ernährung | Nectarivore of restricted Colombian range; visits Ericaceae and bromeliads in humid cloud forest. Supplements with … | Nectar from tubular flowers, supplemented with small insects and spiders for protein. Feeds at over … |
| Gelegegröße | -- | 2 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Rubinkehlkolibri
Deciduous and mixed forests, woodland edges, gardens, and parks with flowering plants. Migrates across the Gulf of Mexico.
Song & Call Comparison
White-tailed Starfrontlet
Melodic, two-note ascending whistle; pure first tone rising to brighter second, given with clear projection from perch.
Rubinkehlkolibri
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
White-tailed Starfrontlet
Endemic to the Sierra Nevada de Santa Marta, Colombia, in cloud forest and forest edge. 1,800–3,000 m.
Rubinkehlkolibri
Eastern North America from southern Canada to the Gulf Coast. Winters in Central America and southern Mexico.
Erhaltungsstatus
White-tailed Starfrontlet
Rubinkehlkolibri
How to Tell Them Apart
White-tailed Starfrontlet
Rubinkehlkolibri
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
White-tailed Starfrontlet
A medium-sized hummingbird (13-14 cm) endemic to the Sierra Nevada de Santa Marta, Colombia, at 1,800-3,000 m. Green plumage with white outer tail feathers. Nectarivore of montane forest. A Santa Marta endemic found nowhere else in the world.
Rubinkehlkolibri
Der Rubinkehlkolibri ist der einzige im Osten Nordamerikas brütende Kolibri. Diese winzigen Vögel schlagen mit ihren Flügeln etwa 53 Mal pro Sekunde und können rückwärts, seitwärts und sogar kurzzeitig kopfüber fliegen. Auf ihrem Zug überqueren sie den Golf von Mexiko in einem außergewöhnlichen, ununterbrochenen Flug von 800 km.