Rufous-capped Thornbill vs Rubinkehlkolibri
Chalcostigma ruficeps verglichen mit Archilochus colubris
Side-by-Side Comparison
| Merkmal | Rufous-capped Thornbill | Rubinkehlkolibri |
|---|---|---|
| Wissenschaftlicher Name | Chalcostigma ruficeps | Archilochus colubris |
| Ordnung | Caprimulgiformes | Caprimulgiformes |
| Familie | Trochilidae | Trochilidae |
| Erhaltungsstatus | Least Concern | Least Concern |
| Länge | — | 8,5 cm (3.3 in) |
| Flügelspannweite | 11,6 cm (4.6 in) | 11,0 cm (4.3 in) |
| Gewicht | 3,6666666666666665 g (0.13 oz) | 3,1 g (0.11 oz) |
| Ernährung | Nectarivore of Peruvian and Bolivian puna; forages at Chuquiraga and low shrubs. Catches tiny arthropods. | 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
Rufous-capped Thornbill
Melodic, descending phrase with warm timbre; clear notes stepping down smoothly in relaxed musical progression.
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
Rufous-capped Thornbill
Found on the eastern Andean slope from Ecuador south to Bolivia in lower montane forest. 1,200–2,600 m elevation.
Rubinkehlkolibri
Eastern North America from southern Canada to the Gulf Coast. Winters in Central America and southern Mexico.
Erhaltungsstatus
Rufous-capped Thornbill
Rubinkehlkolibri
How to Tell Them Apart
Rufous-capped Thornbill
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
Rufous-capped Thornbill
A small hummingbird (10-11 cm) found in Andean cloud forests and páramo from Ecuador to Bolivia at 2,500-4,000 m. Rufous cap and green plumage. Nectarivore of high-altitude shrubs and Puya bromeliads. Often found near treeline in elfin forest.
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.