Long-tailed Sylph vs Rubinkehlkolibri
Aglaiocercus kingii verglichen mit Archilochus colubris
Side-by-Side Comparison
| Merkmal | Long-tailed Sylph | Rubinkehlkolibri |
|---|---|---|
| Wissenschaftlicher Name | Aglaiocercus kingii | Archilochus colubris |
| Ordnung | Caprimulgiformes | Caprimulgiformes |
| Familie | Trochilidae | Trochilidae |
| Erhaltungsstatus | Least Concern | Least Concern |
| Länge | — | 8,5 cm (3.3 in) |
| Flügelspannweite | 11,7 cm (4.6 in) | 11,0 cm (4.3 in) |
| Gewicht | 5,25 g (0.19 oz) | 3,1 g (0.11 oz) |
| Ernährung | Nectarivore of Andean cloud forest; forages at Ericaceae and epiphyte blooms. Supplements diet with small … | 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
Long-tailed Sylph
Melodic, flowing phrase with rich character; warm notes weaving in relaxed sequence typical of dawn chorus activity.
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
Long-tailed Sylph
Widespread in Andean cloud forests from Venezuela south through Colombia, Ecuador, Peru, and Bolivia. 1,000–2,800 m.
Rubinkehlkolibri
Eastern North America from southern Canada to the Gulf Coast. Winters in Central America and southern Mexico.
Erhaltungsstatus
Long-tailed Sylph
Rubinkehlkolibri
How to Tell Them Apart
Long-tailed Sylph
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
Long-tailed Sylph
A spectacular hummingbird (10 cm body + 13 cm tail in males) found in Andean cloud forests from Venezuela to Bolivia at 1,500-3,000 m. Males have extraordinarily long, iridescent violet-blue outer tail feathers. Nectarivore of montane forest edges. A cloud forest icon.
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.