Blue-throated Starfrontlet vs Allen's Hummingbird
Coeligena helianthea 对比 Selasphorus sasin
Side-by-Side Comparison
| 属性 | Blue-throated Starfrontlet | Allen's Hummingbird |
|---|---|---|
| 学名 | Coeligena helianthea | Selasphorus sasin |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 14.3 cm (5.6 in) | 8.1 cm (3.2 in) |
| 体重 | 6.775 g (0.24 oz) | 3.1500000000000004 g (0.11 oz) |
| 食性 | Nectarivore of Venezuelan Andean cloud forest; forages at Ericaceae and Brachyotum. Catches small arthropods near … | Feeds on nectar from coastal sage scrub and forest flowers in California. Supplements diet with … |
| 产卵数 | -- | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Blue-throated Starfrontlet
Melodic, ascending scale of clear notes; bright flute-like tones climbing smoothly in morning territorial singing.
Allen's Hummingbird
Deep, resonant churring trill; prolonged low buzzing sound carrying well across broad coastal mangroves.
Geographic Range & Migration
Blue-throated Starfrontlet
Found in cloud forests of the eastern and central Andes of Colombia and adjacent Venezuela. 2,000–3,000 m.
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 Starfrontlet
Allen's Hummingbird
How to Tell Them Apart
Blue-throated Starfrontlet
Blue-mantled Thornbill: tiny; males with brilliant violet gorget; blue-metallic mantle; metallic green above; females pale 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
Blue-throated Starfrontlet
蓝喉星额蜂鸟(Coeligena helianthea)是一种体长14-15厘米的中型蜂鸟，分布于委内瑞拉至哥伦比亚海拔1800-3000米的安第斯云雾林。雄鸟具有蓝色喉部和彩虹色星状前额斑块。以花蜜为食。
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.