Rubinkehlkolibri vs Band-tailed Barbthroat
Archilochus colubris verglichen mit Threnetes ruckeri
Side-by-Side Comparison
| Merkmal | Rubinkehlkolibri | Band-tailed Barbthroat |
|---|---|---|
| Wissenschaftlicher Name | Archilochus colubris | Threnetes ruckeri |
| 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) | 11,3 cm (4.4 in) |
| Gewicht | 3,1 g (0.11 oz) | 6,0 g (0.21 oz) |
| Ernährung | Nectar from tubular flowers, supplemented with small insects and spiders for protein. Feeds at over … | Nectarivore specialising in long curved tubular flowers; also hawks small flies and midges near forest … |
| 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
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.
Band-tailed Barbthroat
Crisp, emphatic single chip repeated at intervals; clear staccato note with sharp attack and brief resonant tail.
Geographic Range & Migration
Rubinkehlkolibri
Eastern North America from southern Canada to the Gulf Coast. Winters in Central America and southern Mexico.
Band-tailed Barbthroat
Found from southern Mexico through Central America to western Colombia and northwestern Venezuela. Resident in lowland forest and shaded streams.
Erhaltungsstatus
Rubinkehlkolibri
Band-tailed Barbthroat
How to Tell Them Apart
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
Band-tailed Barbthroat
Bronze-green upperparts; pale buff underparts with dark throat; broad black-and-white banded tail with rufous base; blackish chin and throat with pale malar stripe; Central American species with boldly banded tail …
About These Birds
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.
Band-tailed Barbthroat
A medium-sized hummingbird (10-12 cm) with a decurved bill, found in humid lowland forests from Guatemala to northwestern Colombia. Green plumage with a pale breast band. Named for the barb-like feathers on its throat. Nectarivore of forest undergrowth, visiting Heliconia flowers.