Scaled Metaltail vs Ruby-throated Hummingbird
Metallura aeneocauda 比較対象 Archilochus colubris
Side-by-Side Comparison
| 属性 | Scaled Metaltail | Ruby-throated Hummingbird |
|---|---|---|
| 学名 | Metallura aeneocauda | 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 | 11.7 cm (4.6 in) | 11.0 cm (4.3 in) |
| 体重 | 5.300000000000001 g (0.19 oz) | 3.1 g (0.11 oz) |
| 食性 | Nectarivore of high Bolivian and Peruvian shrublands; forages at Ericaceae and Lupinus. Supplements with small … | 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
Scaled Metaltail
Rapid, bright chips in cheerful sequence; light staccato notes with buoyant quality delivered during foraging activity.
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
Scaled Metaltail
Found in high Andean scrub and puna from southern Peru south through Bolivia to northwestern Argentina. 3,000–4,800 m.
Ruby-throated Hummingbird
Eastern North America from southern Canada to the Gulf Coast. Winters in Central America and southern Mexico.
保全状況
Scaled Metaltail
Ruby-throated Hummingbird
How to Tell Them Apart
Scaled Metaltail
Garnet-throated Hummingbird: males with iridescent violet gorget; metallic green above; garnet-red wings; females green above; spotted
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
Scaled Metaltail
アルゼンチンとボリビアのアンデス山地に生息するスケイリーサーチカーテイルハチドリ。体長12〜14cm。銅色の尾が特徴的。高地の花から蜜を吸う。低危険種。
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.