Purple-backed Sunbeam vs Rubinkehlkolibri
Aglaeactis aliciae verglichen mit Archilochus colubris
Side-by-Side Comparison
| Merkmal | Purple-backed Sunbeam | Rubinkehlkolibri |
|---|---|---|
| Wissenschaftlicher Name | Aglaeactis aliciae | Archilochus colubris |
| Ordnung | Caprimulgiformes | Caprimulgiformes |
| Familie | Trochilidae | Trochilidae |
| Erhaltungsstatus | Vulnerable | Least Concern |
| Länge | — | 8,5 cm (3.3 in) |
| Flügelspannweite | 16,2 cm (6.4 in) | 11,0 cm (4.3 in) |
| Gewicht | 7,4 g (0.26 oz) | 3,1 g (0.11 oz) |
| Ernährung | Nectarivore of restricted Peruvian high puna; visits Chuquiraga and cushion-plant flowers. Gleans tiny arthropods. | 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
Purple-backed Sunbeam
Sharp, buzzy chip followed by rapid trill; emphatic onset launching into rough cascading notes typical of sunbeam.
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
Purple-backed Sunbeam
Endemic to Peru along the Río Marañón drainage in the arid upper Andes. 2,400–3,800 m. Critically endangered.
Rubinkehlkolibri
Eastern North America from southern Canada to the Gulf Coast. Winters in Central America and southern Mexico.
Erhaltungsstatus
Purple-backed Sunbeam
Rubinkehlkolibri
How to Tell Them Apart
Purple-backed Sunbeam
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
Purple-backed Sunbeam
A medium-sized hummingbird (12-13 cm) endemic to a small area in the Andes of northern Peru at 2,900-3,500 m. Purple-backed with buff underparts. Nectarivore of montane scrub. Classified as Endangered due to extremely restricted range. One of Peru's rarest hummingbirds.
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.