Ruby-throated Hummingbird vs Sooty Barbthroat
Archilochus colubris 比較対象 Threnetes niger
Side-by-Side Comparison
| 属性 | Ruby-throated Hummingbird | Sooty Barbthroat |
|---|---|---|
| 学名 | Archilochus colubris | Threnetes niger |
| 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 | 11.0 cm (4.3 in) | 11.8 cm (4.6 in) |
| 体重 | 3.1 g (0.11 oz) | 5.8 g (0.20 oz) |
| 食性 | Nectar from tubular flowers, supplemented with small insects and spiders for protein. Feeds at over … | Primarily nectarivore visiting tubular flowers; supplements diet with small insects and spiders for protein. |
| 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
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.
Sooty Barbthroat
Melodic, descending whistle with rich timbre; smooth pure tone dropping gracefully through several semitones then fading.
Geographic Range & Migration
Ruby-throated Hummingbird
Eastern North America from southern Canada to the Gulf Coast. Winters in Central America and southern Mexico.
Sooty Barbthroat
Found in a restricted range in northeastern Brazil and adjacent French Guiana. Resident in coastal rainforest. Rare and locally distributed.
保全状況
Ruby-throated Hummingbird
Sooty Barbthroat
How to Tell Them Apart
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
Sooty Barbthroat
Dark sooty-brown and green upperparts; sooty-dark throat and breast; belly pale grey-buff; tail dark with pale tip; Guiana region endemic; distinctly darker and sootier below than other barbthroats with heavily …
About These Birds
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.
Sooty Barbthroat
ブラックバーブスロートアーミットはガイアナと隣接地域の熱帯雨林に生息するハチドリの一種です。喉の黒い模様が特徴です。