Black-breasted Puffleg vs Rubinkehlkolibri
Eriocnemis nigrivestis verglichen mit Archilochus colubris
Side-by-Side Comparison
| Merkmal | Black-breasted Puffleg | Rubinkehlkolibri |
|---|---|---|
| Wissenschaftlicher Name | Eriocnemis nigrivestis | Archilochus colubris |
| Ordnung | Caprimulgiformes | Caprimulgiformes |
| Familie | Trochilidae | Trochilidae |
| Erhaltungsstatus | Endangered | Least Concern |
| Länge | — | 8,5 cm (3.3 in) |
| Flügelspannweite | 11,4 cm (4.5 in) | 11,0 cm (4.3 in) |
| Gewicht | 4,449999999999999 g (0.16 oz) | 3,1 g (0.11 oz) |
| Ernährung | Nectarivore of Andean montane Ericaceae and epiphyte flowers; fluffy leg puffs visible during hover. Gleans … | 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
Black-breasted Puffleg
Soft, sustained hum barely audible; extremely faint low-frequency sound audible only at very close range.
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
Black-breasted Puffleg
Endemic to the western Andes of Ecuador, primarily the Pichincha and Imbabura regions. 2,800–3,600 m. Critically endangered.
Rubinkehlkolibri
Eastern North America from southern Canada to the Gulf Coast. Winters in Central America and southern Mexico.
Erhaltungsstatus
Black-breasted Puffleg
Rubinkehlkolibri
How to Tell Them Apart
Black-breasted Puffleg
Violet-fronted Brilliant: males with glittering violet forehead; metallic green above; white belly; females green above; spotted below
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
Black-breasted Puffleg
A small hummingbird (10-11 cm) endemic to the northwestern Andes of Ecuador at 2,500-3,200 m. Males have a black breast and white leg puffs. Nectarivore of cloud forest and forest edges. Critically Endangered with fewer than 250 individuals estimated remaining.
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.