White-tailed Starfrontlet vs Allen's Hummingbird
Coeligena phalerata 对比 Selasphorus sasin
Side-by-Side Comparison
| 属性 | White-tailed Starfrontlet | Allen's Hummingbird |
|---|---|---|
| 学名 | Coeligena phalerata | Selasphorus sasin |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保护状况 | Near Threatened | Least Concern |
| 体长 | — | — |
| 翼展 | 14.1 cm (5.6 in) | 8.1 cm (3.2 in) |
| 体重 | 6.1 g (0.22 oz) | 3.1500000000000004 g (0.11 oz) |
| 食性 | Nectarivore of restricted Colombian range; visits Ericaceae and bromeliads in humid cloud forest. Supplements with … | 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
White-tailed Starfrontlet
Melodic, two-note ascending whistle; pure first tone rising to brighter second, given with clear projection from perch.
Allen's Hummingbird
Deep, resonant churring trill; prolonged low buzzing sound carrying well across broad coastal mangroves.
Geographic Range & Migration
White-tailed Starfrontlet
Endemic to the Sierra Nevada de Santa Marta, Colombia, in cloud forest and forest edge. 1,800–3,000 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
White-tailed Starfrontlet
Allen's Hummingbird
How to Tell Them Apart
White-tailed Starfrontlet
Mountain Velvetbreast: tiny; males with brilliant blue-violet gorget; metallic green above; white underparts; females green above; spots
Allen's Hummingbird
Fiery-throated Hummingbird (alt): males with brilliant multicolored gorget; metallic green above; females duller; pale buff below
About These Birds
White-tailed Starfrontlet
白尾星额蜂鸟(Coeligena phalerata)是一种体长13-14厘米的中型蜂鸟，为哥伦比亚内华达-德圣马尔塔山脉特有种，分布于海拔1800-3000米。绿色羽毛，具白色尾羽。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.