Golden-bellied Starfrontlet vs Juan Fernandez Firecrown
Coeligena bonapartei เปรียบเทียบกับ Sephanoides fernandensis
Side-by-Side Comparison
| คุณสมบัติ | Golden-bellied Starfrontlet | Juan Fernandez Firecrown |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Coeligena bonapartei | Sephanoides fernandensis |
| อันดับ | Caprimulgiformes | Caprimulgiformes |
| วงศ์ตระกูล | Trochilidae | Trochilidae |
| สถานะการอนุรักษ์ | Least Concern | Critically Endangered |
| ความยาว | — | — |
| กว้างปีก | 15.0 cm (5.9 in) | 15.2 cm (6.0 in) |
| น้ำหนัก | 6.800000000000001 g (0.24 oz) | 8.5 g (0.30 oz) |
| อาหาร | 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 … |
| จำนวนไข่ | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
ถิ่นที่อยู่อาศัยร่วมกัน
Golden-bellied Starfrontlet only
ไม่มี
Juan Fernandez Firecrown only
ไม่มี
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.
สถานะการอนุรักษ์
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
A medium-sized hummingbird (13-14 cm) found in Andean cloud forests from Venezuela to Colombia at 1,800-3,200 m. Males have a golden-yellow belly and iridescent green forehead. Nectarivore of montane forest and forest edges.
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.