Green-tailed Emerald vs Rubinkehlkolibri
Chlorostilbon alice verglichen mit Archilochus colubris
Side-by-Side Comparison
| Merkmal | Green-tailed Emerald | Rubinkehlkolibri |
|---|---|---|
| Wissenschaftlicher Name | Chlorostilbon alice | Archilochus colubris |
| 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) |
| Gewicht | 3,5 g (0.12 oz) | 3,1 g (0.11 oz) |
| Ernährung | Nectarivore of Venezuelan dry scrub, hovering at low shrub blooms. Catches gnats and spiders to … | Nectar from tubular flowers, supplemented with small insects and spiders for protein. Feeds at over … |
| 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
Green-tailed Emerald
Buzzy, sustained trill with insect-like quality; continuous high-frequency vibration with rapid amplitude modulation.
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
Green-tailed Emerald
Found in montane regions of Venezuela at 500-2,000 m elevation. A Venezuelan endemic or near-endemic.
Rubinkehlkolibri
Eastern North America from southern Canada to the Gulf Coast. Winters in Central America and southern Mexico.
Erhaltungsstatus
Green-tailed Emerald
Rubinkehlkolibri
How to Tell Them Apart
Green-tailed Emerald
Elliot's Hummingbird (Elliotomyia): males with iridescent violet gorget; metallic green above; white underparts; females green; spots
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
Green-tailed Emerald
A small hummingbird (8-9 cm) found in montane regions of Venezuela at 500-2,000 m. Green plumage with a green tail. Nectarivore of forest edges and clearings. A Venezuelan endemic or near-endemic. Sometimes treated as a subspecies.
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.