Xantus's Hummingbird vs Rubinkehlkolibri
Basilinna xantusii verglichen mit Archilochus colubris
Side-by-Side Comparison
| Merkmal | Xantus's Hummingbird | Rubinkehlkolibri |
|---|---|---|
| Wissenschaftlicher Name | Basilinna xantusii | Archilochus colubris |
| Ordnung | Caprimulgiformes | Caprimulgiformes |
| Familie | Trochilidae | Trochilidae |
| Erhaltungsstatus | Least Concern | Least Concern |
| Länge | — | 8,5 cm (3.3 in) |
| Flügelspannweite | 10,2 cm (4.0 in) | 11,0 cm (4.3 in) |
| Gewicht | 3,525 g (0.12 oz) | 3,1 g (0.11 oz) |
| Ernährung | Endemic to Baja California; feeds on nectar from desert blooms and supplements with small insects … | 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
Xantus's Hummingbird
High, crystalline twittering with bright silvery quality; rapid light notes cascading freely in aerial display.
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
Xantus's Hummingbird
Endemic to the cape region of Baja California Sur, Mexico. Resident in dry scrub and thorn forest.
Rubinkehlkolibri
Eastern North America from southern Canada to the Gulf Coast. Winters in Central America and southern Mexico.
Erhaltungsstatus
Xantus's Hummingbird
Rubinkehlkolibri
How to Tell Them Apart
Xantus's 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
Xantus's Hummingbird
A medium-sized hummingbird (9-10 cm) endemic to the cape region of Baja California Sur, Mexico. Green plumage with a rufous-chestnut breast and white eye-stripe. Nectarivore of dry scrub and thorn forest. A Baja California endemic named after Hungarian naturalist John Xantus.
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.