Rubinkehlkolibri vs Rufous-vented Whitetip
Archilochus colubris verglichen mit Urosticte ruficrissa
Side-by-Side Comparison
| Merkmal | Rubinkehlkolibri | Rufous-vented Whitetip |
|---|---|---|
| Wissenschaftlicher Name | Archilochus colubris | Urosticte ruficrissa |
| Ordnung | Caprimulgiformes | Caprimulgiformes |
| Familie | Trochilidae | Trochilidae |
| Erhaltungsstatus | Least Concern | Least Concern |
| Länge | 8,5 cm (3.3 in) | — |
| Flügelspannweite | 11,0 cm (4.3 in) | 11,4 cm (4.5 in) |
| Gewicht | 3,1 g (0.11 oz) | 4,15 g (0.15 oz) |
| Ernährung | Nectar from tubular flowers, supplemented with small insects and spiders for protein. Feeds at over … | Nectarivore of Ecuadorian and Peruvian montane forest; forages at Ericaceae and Fuchsia. Takes small insects. |
| Gelegegröße | 2 | 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
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.
Rufous-vented Whitetip
Pure, bell-like tones in descending sequence; clear musical notes stepping down smoothly with long resonant quality.
Geographic Range & Migration
Rubinkehlkolibri
Eastern North America from southern Canada to the Gulf Coast. Winters in Central America and southern Mexico.
Rufous-vented Whitetip
Found on the eastern Andean slope of Ecuador in cloud forest and forest edges. 800–1,800 m elevation.
Erhaltungsstatus
Rubinkehlkolibri
Rufous-vented Whitetip
How to Tell Them Apart
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
Rufous-vented Whitetip
Glittering Starfrontlet: males with glittering violet gorget; metallic green above; white underparts; females green above; spotted below
About These Birds
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.
Rufous-vented Whitetip
A small hummingbird (9-10 cm) found in Andean cloud forests from Colombia to Peru at 1,500-2,500 m. Green plumage with rufous vent and white-tipped tail. Nectarivore of montane forest. Closely related to Purple-bibbed Whitetip. Uncommon.