Blue-throated Goldentail vs Allen's Hummingbird
Chlorestes eliciae 对比 Selasphorus sasin
Side-by-Side Comparison
| 属性 | Blue-throated Goldentail | Allen's Hummingbird |
|---|---|---|
| 学名 | Chlorestes eliciae | Selasphorus sasin |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | — | 8.1 cm (3.2 in) |
| 体重 | 3.66 g (0.13 oz) | 3.1500000000000004 g (0.11 oz) |
| 食性 | Nectarivore visiting diverse flowering plants; supplements the high-sugar nectar diet with small insects and spiders … | 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
Blue-throated Goldentail
Harsh, nasal chatter with emphatic rhythm; rough buzzy notes delivered rapidly with coarse raw texture.
Allen's Hummingbird
Deep, resonant churring trill; prolonged low buzzing sound carrying well across broad coastal mangroves.
Geographic Range & Migration
Blue-throated Goldentail
Found in humid forests from Mexico to Panama. Resident in lowland and foothill forest edges and clearings.
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
Blue-throated Goldentail
Allen's Hummingbird
How to Tell Them Apart
Blue-throated Goldentail
Running Coua: pale gray-white below; brown-olive above; blue orbital ring; long graduated tail; ground-dwelling endemic Madagascar
Allen's Hummingbird
Fiery-throated Hummingbird (alt): males with brilliant multicolored gorget; metallic green above; females duller; pale buff below
About These Birds
Blue-throated Goldentail
蓝尾蜂鸟 (Chlorestes eliciae)，体长约10厘米。上体绿色，下体淡绿色，尾蓝色，嘴短而略弯曲。分布于中美洲，从危地马拉至哥斯达黎加的太平洋坡森林。以花蜜为主食，也捕食小型昆虫。
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.