Green-crowned Brilliant vs Ruby-throated Hummingbird
Heliodoxa jacula 比較対象 Archilochus colubris
Side-by-Side Comparison
| 属性 | Green-crowned Brilliant | Ruby-throated Hummingbird |
|---|---|---|
| 学名 | Heliodoxa jacula | 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 | 14.1 cm (5.6 in) | 11.0 cm (4.3 in) |
| 体重 | 7.633333333333333 g (0.27 oz) | 3.1 g (0.11 oz) |
| 食性 | Nectarivore of Central American and Colombian cloud forest; visits diverse montane 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
Green-crowned Brilliant
Harsh, crackling buzz with emphatic onset; abrupt rough trill issuing from scrub then stopping sharply.
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
Green-crowned Brilliant
Found in humid foothill and lower montane forest from Costa Rica south through Colombia and Ecuador to Peru. 400–1,600 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
Green-crowned Brilliant
Ruby-throated Hummingbird
How to Tell Them Apart
Green-crowned Brilliant
Oasis Hummingbird: males with iridescent purple gorget; metallic bronze-green above; white underparts; 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
Green-crowned Brilliant
コスタリカからコロンビアにかけての中央アメリカと西コロンビアの太平洋斜面（標高200〜1,800 m）の雲霧林に生息するハチドリ（体長12〜13 cm）。雄は光沢のある緑色の羽衣と紫の喉のパッチを持つ。雲霧林・林縁の蜜食性。
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.