Buff-tailed Coronet vs Rubinkehlkolibri
Boissonneaua flavescens verglichen mit Archilochus colubris
Side-by-Side Comparison
| Merkmal | Buff-tailed Coronet | Rubinkehlkolibri |
|---|---|---|
| Wissenschaftlicher Name | Boissonneaua flavescens | Archilochus colubris |
| Ordnung | Caprimulgiformes | Caprimulgiformes |
| Familie | Trochilidae | Trochilidae |
| Erhaltungsstatus | Least Concern | Least Concern |
| Länge | — | 8,5 cm (3.3 in) |
| Flügelspannweite | 15,0 cm (5.9 in) | 11,0 cm (4.3 in) |
| Gewicht | 8,033333333333333 g (0.28 oz) | 3,1 g (0.11 oz) |
| Ernährung | Nectarivore of Andean cloud forest; visits Ericaceae and Fuchsia blooms. Aggressively defends territories; gleans small … | 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
Buff-tailed Coronet
Soft, pure descending whistle; gentle note curving downward smoothly, warm and musical in cloud forest quiet.
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
Buff-tailed Coronet
Found in Andean cloud forests from Venezuela south through Colombia, Ecuador, and Peru to Bolivia. 1,600–3,000 m.
Rubinkehlkolibri
Eastern North America from southern Canada to the Gulf Coast. Winters in Central America and southern Mexico.
Erhaltungsstatus
Buff-tailed Coronet
Rubinkehlkolibri
How to Tell Them Apart
Buff-tailed Coronet
White-bearded Helmetcrest: males with glittering blue-violet gorget; metallic green; white beard; white leg puffs; females plain green
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
Buff-tailed Coronet
A medium-sized hummingbird (11-12 cm) found in Andean cloud forests from Venezuela to Peru at 1,500-3,000 m. Green plumage with a buff-orange tail. Nectarivore of montane forest and edges. Named coronet for the green iridescence on the crown.
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.