Esmeraldas Woodstar vs Allen's Hummingbird
Chaetocercus berlepschi 对比 Selasphorus sasin
Side-by-Side Comparison
| 属性 | Esmeraldas Woodstar | Allen's Hummingbird |
|---|---|---|
| 学名 | Chaetocercus berlepschi | Selasphorus sasin |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保护状况 | Vulnerable | Least Concern |
| 体长 | — | — |
| 翼展 | 5.3 cm (2.1 in) | 8.1 cm (3.2 in) |
| 体重 | 2.505 g (0.09 oz) | 3.1500000000000004 g (0.11 oz) |
| 食性 | Critically rare; feeds on nectar from flowering shrubs in Ecuadorian lowland forest. Takes small insects … | Feeds on nectar from coastal sage scrub and forest flowers in California. Supplements diet with … |
| 产卵数 | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Esmeraldas Woodstar
Soft, melodic warbling with flowing character; gentle notes weaving smoothly in quiet phrase at forest edge.
Allen's Hummingbird
Deep, resonant churring trill; prolonged low buzzing sound carrying well across broad coastal mangroves.
Geographic Range & Migration
Esmeraldas Woodstar
Endemic to western Ecuador in the Chocó lowlands and foothills. Classified as Endangered due to severe deforestation.
Allen's Hummingbird
Breeds along the Pacific coast from Oregon to southern California. Partial migrant; some Channel Islands populations resident year-round.
保护状况
Esmeraldas Woodstar
Allen's 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
Allen's Hummingbird
Fiery-throated Hummingbird (alt): males with brilliant multicolored gorget; metallic green above; females duller; pale buff below
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。
Allen's Hummingbird
A small hummingbird (8-9 cm) breeding along the Pacific coast from Oregon to southern California. Males have an orange-red throat and rufous flanks. Closely related to Rufous Hummingbird. Partial migrant; some populations resident on Channel Islands. Named after Thomas Allen.