Beautiful Hummingbird vs Ruby-throated Hummingbird
Calothorax pulcher 比較対象 Archilochus colubris
Side-by-Side Comparison
| 属性 | Beautiful Hummingbird | Ruby-throated Hummingbird |
|---|---|---|
| 学名 | Calothorax pulcher | 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 | 7.4 cm (2.9 in) | 11.0 cm (4.3 in) |
| 体重 | 2.6575 g (0.09 oz) | 3.1 g (0.11 oz) |
| 食性 | Feeds on nectar from dry-forest flowers in Oaxaca, hovering at low scrub blooms. Catches gnats … | 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
Beautiful Hummingbird
Soft, pure whistle with plaintive character; gentle wavering tone fading gently in dense cloud forest shade.
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
Beautiful Hummingbird
Endemic to southwestern Mexico in Guerrero and Oaxaca. Resident in dry forest and thorn scrub at 600-2,000 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
Beautiful Hummingbird
Ruby-throated Hummingbird
How to Tell Them Apart
Beautiful Hummingbird
Broad-billed Hummingbird: males with brilliant sapphire-blue gorget; metallic green above; red-orange bill; females green above; spots
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
Beautiful Hummingbird
体長9〜10cmのマゼンタの喉飾りを持つハチドリ。メキシコ南西部（ゲレーロ・オアハカ）の固有種。
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.