Golden-bellied Starfrontlet vs Juan Fernandez Firecrown
Coeligena bonapartei 对比 Sephanoides fernandensis
Side-by-Side Comparison
| 属性 | Golden-bellied Starfrontlet | Juan Fernandez Firecrown |
|---|---|---|
| 学名 | Coeligena bonapartei | Sephanoides fernandensis |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保护状况 | Least Concern | Critically Endangered |
| 体长 | — | — |
| 翼展 | 15.0 cm (5.9 in) | 15.2 cm (6.0 in) |
| 体重 | 6.800000000000001 g (0.24 oz) | 8.5 g (0.30 oz) |
| 食性 | Nectarivore of Colombian and Venezuelan cloud forest; forages at Ericaceae and Clusia. Takes small insects … | Nectarivore of Juan Fernandez Island; critically dependent on endemic flowering plants for nectar. Supplements with … |
| 产卵数 | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Golden-bellied Starfrontlet
High, crystalline twittering with silvery sheen; rapid light notes cascading brightly in active display sequences.
Juan Fernandez Firecrown
Harsh, grating chatter with nasal overtone; rough buzzy notes delivered rapidly in energetic territorial exchange.
Geographic Range & Migration
Golden-bellied Starfrontlet
Found in cloud forest of the eastern Andes of Colombia and western Venezuela at 1,800–2,800 m.
Juan Fernandez Firecrown
Endemic to the Juan Fernández Islands of Chile (Más a Tierra / Robinson Crusoe). Found island-wide. Critically endangered.
保护状况
Golden-bellied Starfrontlet
Juan Fernandez Firecrown
How to Tell Them Apart
Golden-bellied Starfrontlet
Green-headed Hillstar: males with glittering green head; metallic green above; white underparts; females green above; spotted buff below
Juan Fernandez Firecrown
Rainbow-bearded Thornbill: males with glittering rainbow-hued gorget; metallic green above; females green above; buff below with spots
About These Birds
Golden-bellied Starfrontlet
金腹星额蜂鸟(Coeligena bonapartei)是一种体长13-14厘米的中型蜂鸟，分布于委内瑞拉至哥伦比亚海拔1800-3200米的安第斯云雾林。雄鸟具有金色腹部和彩虹色星状前额斑块。以花蜜为食。
Juan Fernandez Firecrown
A medium-sized hummingbird (11-12 cm) endemic to the Juan Fernández Islands off Chile. Males fiery rufous-orange with a golden crown. Females green with white underparts. Critically Endangered with fewer than 500 individuals remaining. Nectarivore of endemic island plants.