Fiery-tailed Awlbill vs Ruby-throated Hummingbird
Avocettula recurvirostris 比較対象 Archilochus colubris
Side-by-Side Comparison
| 属性 | Fiery-tailed Awlbill | Ruby-throated Hummingbird |
|---|---|---|
| 学名 | Avocettula recurvirostris | 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 | 11.2 cm (4.4 in) | 11.0 cm (4.3 in) |
| 体重 | 4.25 g (0.15 oz) | 3.1 g (0.11 oz) |
| 食性 | Nectarivore with upturned bill tip for accessing pendant Heliconia flowers. Supplements with small insects caught … | 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
Fiery-tailed Awlbill
High, bright twittering cascade; light rapid notes tumbling freely in animated vocal sequence during display.
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
Fiery-tailed Awlbill
Found in humid forest edges and clearings from Trinidad and Venezuela east through the Guianas and Amazonian Brazil. 0–600 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
Fiery-tailed Awlbill
Ruby-throated Hummingbird
How to Tell Them Apart
Fiery-tailed Awlbill
Gilded Hummingbird: males with brilliant violet-blue gorget; metallic bronze-green above; white pectoral tufts; females with spotted below
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
Fiery-tailed Awlbill
独特に反り上がったキリ状の嘴を持つ小型のハチドリ（8〜9cm）。緑色の羽毛と燃えるようなオレンジ赤色の尾を持つ。ベネズエラ東部からギアナを経てアマゾニアにかけての湿潤低地林に生息する。蜜と昆虫を食べる。同属唯一の種。
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.