White-bellied Emerald vs Ruby-throated Hummingbird
Chlorestes candida 对比 Archilochus colubris
Side-by-Side Comparison
| 属性 | White-bellied Emerald | Ruby-throated Hummingbird |
|---|---|---|
| 学名 | Chlorestes candida | Archilochus colubris |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | 8.5 cm (3.3 in) |
| 翼展 | — | 11.0 cm (4.3 in) |
| 体重 | 3.675 g (0.13 oz) | 3.1 g (0.11 oz) |
| 食性 | Feeds on floral nectar in forest understory, hovering at Heliconia and bromeliads. Supplements with spiders … | Nectar from tubular flowers, supplemented with small insects and spiders for protein. Feeds at over … |
| 产卵数 | 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-bellied Emerald
Rapid, mechanical twittering; quick dry staccato notes tumbling freely in animated sequence near flowers.
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-bellied Emerald
Found in humid forests from Mexico through Central America to Colombia. Resident in lowland forest edges.
Ruby-throated Hummingbird
Eastern North America from southern Canada to the Gulf Coast. Winters in Central America and southern Mexico.
保护状况
White-bellied Emerald
Ruby-throated Hummingbird
How to Tell Them Apart
White-bellied Emerald
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-bellied Emerald
白腹蓝嘴蜂鸟 (Chlorestes candida)，体长约10厘米。上体绿色，下体白色，嘴短而直，基部有蓝色斑点，尾短叉形。分布于墨西哥至中美洲。以花蜜为主食，也捕食小型昆虫。常在热带花园和次生林中活动。
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.