Esmeraldas Woodstar vs Ruby-throated Hummingbird
Chaetocercus berlepschi 对比 Archilochus colubris
Side-by-Side Comparison
| 属性 | Esmeraldas Woodstar | Ruby-throated Hummingbird |
|---|---|---|
| 学名 | Chaetocercus berlepschi | Archilochus colubris |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保护状况 | Vulnerable | Least Concern |
| 体长 | — | 8.5 cm (3.3 in) |
| 翼展 | 5.3 cm (2.1 in) | 11.0 cm (4.3 in) |
| 体重 | 2.505 g (0.09 oz) | 3.1 g (0.11 oz) |
| 食性 | Critically rare; feeds on nectar from flowering shrubs in Ecuadorian lowland forest. Takes small insects … | 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
Esmeraldas Woodstar
Soft, melodic warbling with flowing character; gentle notes weaving smoothly in quiet phrase at forest edge.
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
Esmeraldas Woodstar
Endemic to western Ecuador in the Chocó lowlands and foothills. Classified as Endangered due to severe deforestation.
Ruby-throated Hummingbird
Eastern North America from southern Canada to the Gulf Coast. Winters in Central America and southern Mexico.
保护状况
Esmeraldas Woodstar
Ruby-throated Hummingbird
How to Tell Them Apart
Esmeraldas Woodstar
Inagua Woodstar: tiny; males with brilliant violet gorget; metallic green above; white underparts; females green above; 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
Esmeraldas Woodstar
贝氏木星蜂鸟 (Chaetocercus berlepschi)，体长约6厘米。雄鸟喉部玫瑰红色闪光，上体绿色，尾短而分叉。特有于厄瓜多尔西部沿海地区。栖息于热带低地森林和林缘灌丛。以花蜜和小型昆虫为食。
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.