Esmeraldas Woodstar vs Allen's Hummingbird
Chaetocercus berlepschi 比較対象 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 |
| 保全状況 | Vulnerable | Least Concern |
| 体長 | — | — |
| 翼開長 | 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 … |
| 一腹卵数 | 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.
保全状況
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
エクアドル西部固有の微小ハチドリ（7 cm）。雄はきらめくゴージェット羽を持つ。低地・山麓の林縁で花蜜を吸う。チョコウ熱帯雨林の著しい喪失により絶滅危惧種に分類。
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.