White-bellied Mountain-gem vs Rubinkehlkolibri
Lampornis hemileucus verglichen mit Archilochus colubris
Side-by-Side Comparison
| Merkmal | White-bellied Mountain-gem | Rubinkehlkolibri |
|---|---|---|
| Wissenschaftlicher Name | Lampornis hemileucus | Archilochus colubris |
| Ordnung | Caprimulgiformes | Caprimulgiformes |
| Familie | Trochilidae | Trochilidae |
| Erhaltungsstatus | Least Concern | Least Concern |
| Länge | — | 8,5 cm (3.3 in) |
| Flügelspannweite | 12,5 cm (4.9 in) | 11,0 cm (4.3 in) |
| Gewicht | 5,6000000000000005 g (0.20 oz) | 3,1 g (0.11 oz) |
| Ernährung | Nectarivore of montane forest understory and edges; visits Ericaceae and Salvia blooms. Gleans small insects … | 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
White-bellied Mountain-gem
Melodic, two-note falling whistle; pure warm tones descending gently, given repeatedly 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
White-bellied Mountain-gem
Found in highland forest of Costa Rica and Panama on both slopes in cloud forest. 800–2,000 m elevation.
Rubinkehlkolibri
Eastern North America from southern Canada to the Gulf Coast. Winters in Central America and southern Mexico.
Erhaltungsstatus
White-bellied Mountain-gem
Rubinkehlkolibri
How to Tell Them Apart
White-bellied Mountain-gem
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
White-bellied Mountain-gem
A medium-sized hummingbird (11-12 cm) endemic to the highlands of Costa Rica and western Panama at 1,200-2,500 m. Males green with white belly. Nectarivore of cloud forest and forest edges. One of several mountain-gem species endemic to Central American highlands.
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.