Eastern Mountaineer vs Ruby-throated Hummingbird
Oreonympha nobilis 比較対象 Archilochus colubris
Side-by-Side Comparison
| 属性 | Eastern Mountaineer | Ruby-throated Hummingbird |
|---|---|---|
| 学名 | Oreonympha nobilis | Archilochus colubris |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | 8.5 cm (3.3 in) |
| 翼開長 | 16.0 cm (6.3 in) | 11.0 cm (4.3 in) |
| 体重 | 8.333333333333334 g (0.29 oz) | 3.1 g (0.11 oz) |
| 食性 | Nectarivore of Andean dry valley scrub; visits Cactaceae, Puya, and Chuquiraga flowers. Catches small insects … | Nectar from tubular flowers, supplemented with small insects and spiders for protein. Feeds at over … |
| 一腹卵数 | 2 | 2 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Ruby-throated Hummingbird
Deciduous and mixed forests, woodland edges, gardens, and parks with flowering plants. Migrates across the Gulf of Mexico.
Song & Call Comparison
Eastern Mountaineer
Harsh, nasal chatter with buzzy overtone; rough emphatic notes delivered rapidly with raw coarse texture.
Ruby-throated Hummingbird
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
Eastern Mountaineer
Endemic to Peru in the upper Apurímac and Urubamba drainages in arid high-altitude scrub. 2,500–4,000 m elevation.
Ruby-throated Hummingbird
Eastern North America from southern Canada to the Gulf Coast. Winters in Central America and southern Mexico.
保全状況
Eastern Mountaineer
Ruby-throated Hummingbird
How to Tell Them Apart
Eastern Mountaineer
White-vented Plumeleteer: males glittering violet gorget; metallic green; white vent; females green above; pale spotted underparts
Ruby-throated Hummingbird
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
Eastern Mountaineer
A medium-sized hummingbird (12-14 cm) endemic to the Andes of Peru at 2,800-4,500 m. Brown plumage with iridescent throat patch and long, forked tail. Nectarivore of puna scrub and Polylepis woodland. The only member of its genus. A Peruvian endemic.
Ruby-throated Hummingbird
The ruby-throated hummingbird is the only breeding hummingbird in eastern North America. These tiny birds beat their wings about 53 times per second and can fly backwards, sideways, and even briefly upside down. They make an extraordinary non-stop 800 km crossing of the Gulf of Mexico during migration.