White-browed Hermit vs Ruby-throated Hummingbird
Phaethornis stuarti 比較対象 Archilochus colubris
Side-by-Side Comparison
| 属性 | White-browed Hermit | Ruby-throated Hummingbird |
|---|---|---|
| 学名 | Phaethornis stuarti | 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 | 7.2 cm (2.8 in) | 11.0 cm (4.3 in) |
| 体重 | 2.48 g (0.09 oz) | 3.1 g (0.11 oz) |
| 食性 | Nectarivore trap-lining Heliconia patches in humid lowland forest. Supplements with arthropods for breeding protein demands. | Nectar from tubular flowers, supplemented with small insects and spiders for protein. Feeds at over … |
| 一腹卵数 | -- | 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
White-browed Hermit
Deep, resonant trill with powerful carrying quality; rich vibrating sound audible at great distance in still air.
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
White-browed Hermit
Endemic to Bolivia and adjacent southwestern Brazil in the Amazon basin. Found in lowland forest at 150–600 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
White-browed Hermit
Ruby-throated Hummingbird
How to Tell Them Apart
White-browed Hermit
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
White-browed Hermit
ペルーとボリビアのアンデス東斜面に生息するハチドリで、Stuartのハーミットとも呼ばれる。標高の高い霧雨林に生息し、詳細な生態はまだよくわかっていない。
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.