Green Violetear vs Ruby-throated Hummingbird
Colibri thalassinus 比較対象 Archilochus colubris
Side-by-Side Comparison
| 属性 | Green Violetear | Ruby-throated Hummingbird |
|---|---|---|
| 学名 | Colibri thalassinus | 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 | 12.5 cm (4.9 in) | 11.0 cm (4.3 in) |
| 体重 | 5.092499999999999 g (0.18 oz) | 3.1 g (0.11 oz) |
| 食性 | Nectarivore of montane gardens and cloud-forest borders. Takes small insects in aerial sallies from prominent … | 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 Violetear
Melodic, descending four-note phrase; clear flute-like tones stepping down smoothly, characteristic of violetear territory song.
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 Violetear
Found in highlands from central Mexico south through Central America to western Bolivia. Common in montane forest at 1,000–3,000 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 Violetear
Ruby-throated Hummingbird
How to Tell Them Apart
Green Violetear
Short-tailed Emerald: iridescent green above with coppery rump; white underparts; rufous flanks; sexually dimorphic; straight short bill
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 Violetear
A medium-sized hummingbird (10-12 cm) with brilliant green plumage and iridescent violet-blue ear patches. Found in highlands from Mexico to Nicaragua at 1,000-3,500 m. Nectarivore of mountain forests, gardens, and cloud forest edges. Common and conspicuous. Formerly included Lesser Violetear.
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.