White-eared Hummingbird vs Ruby-throated Hummingbird
Basilinna leucotis 比較対象 Archilochus colubris
Side-by-Side Comparison
| 属性 | White-eared Hummingbird | Ruby-throated Hummingbird |
|---|---|---|
| 学名 | Basilinna leucotis | 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 | 10.9 cm (4.3 in) | 11.0 cm (4.3 in) |
| 体重 | 3.4000000000000004 g (0.12 oz) | 3.1 g (0.11 oz) |
| 食性 | Nectarivore of Mexican and Guatemalan pine-oak forests, visiting flowering epiphytes. Supplements with insects and spiders … | 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
White-eared Hummingbird
Deep, resonant churring with powerful carrying quality; rich low buzzing trill audible at impressive range.
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-eared Hummingbird
Found in mountain forests from the southwestern United States to Nicaragua at 1,500-3,000 m. Resident in pine-oak forest.
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-eared Hummingbird
Ruby-throated Hummingbird
How to Tell Them Apart
White-eared Hummingbird
Blue-throated Goldentail: males with brilliant blue-green gorget; metallic green above; golden tail; females green above; spotted
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-eared Hummingbird
米国南西部からニカラグアにかけての山地林の標高1,500〜3,000mに生息する中型のハチドリ（9〜10cm）。大胆な白い耳縞と翡翠色の喉（雄）を持つ緑の羽毛。松-オーク林と雲霧林の蜜食者。高地の給餌器に普通に現れる。
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.