Blue-headed Hummingbird vs Rubinkehlkolibri
Riccordia bicolor verglichen mit Archilochus colubris
Side-by-Side Comparison
| Merkmal | Blue-headed Hummingbird | Rubinkehlkolibri |
|---|---|---|
| Wissenschaftlicher Name | Riccordia bicolor | Archilochus colubris |
| Ordnung | Caprimulgiformes | Caprimulgiformes |
| Familie | Trochilidae | Trochilidae |
| Erhaltungsstatus | Near Threatened | Least Concern |
| Länge | — | 8,5 cm (3.3 in) |
| Flügelspannweite | — | 11,0 cm (4.3 in) |
| Gewicht | 4,55 g (0.16 oz) | 3,1 g (0.11 oz) |
| Ernährung | Nectarivore probing tubular flowers in humid forest. Supplements nectar diet with small insects and spiders … | 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
Blue-headed Hummingbird
Melodic, rolling trill with bright bubbly quality; quick cheerful notes cascading pleasantly from prominent perch.
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
Blue-headed Hummingbird
Found on Dominica and Martinique in the Lesser Antilles. Resident in montane forest and gardens on both islands.
Rubinkehlkolibri
Eastern North America from southern Canada to the Gulf Coast. Winters in Central America and southern Mexico.
Erhaltungsstatus
Blue-headed Hummingbird
Rubinkehlkolibri
How to Tell Them Apart
Blue-headed Hummingbird
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
Blue-headed Hummingbird
A small hummingbird (9-10 cm) found on Dominica and Martinique in the Lesser Antilles. Bright green plumage with a blue head (males). Nectarivore of montane forest and gardens. One of only two hummingbird species on each island.
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.