Golden-bellied Starfrontlet vs Bronze-tailed Comet
Coeligena bonapartei 比較対象 Polyonymus caroli
Side-by-Side Comparison
| 属性 | Golden-bellied Starfrontlet | Bronze-tailed Comet |
|---|---|---|
| 学名 | Coeligena bonapartei | Polyonymus caroli |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 15.0 cm (5.9 in) | 12.9 cm (5.1 in) |
| 体重 | 6.800000000000001 g (0.24 oz) | 5.125 g (0.18 oz) |
| 食性 | Nectarivore of Colombian and Venezuelan cloud forest; forages at Ericaceae and Clusia. Takes small insects … | Nectarivore of high puna and queñual woodland; forages at Chuquiraga and Polylepis flowers. Gleans small … |
| 一腹卵数 | 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.
Bronze-tailed Comet
Soft, thin twittering barely audible; delicate minute notes cascading gently almost lost in surrounding forest sounds.
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.
Bronze-tailed Comet
Endemic to Peru in the Río Marañón drainage and adjacent valleys in arid scrub and dry forest. 1,800–3,200 m.
保全状況
Golden-bellied Starfrontlet
Bronze-tailed Comet
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
Bronze-tailed Comet
Esmeraldas Woodstar: males with glittering purple gorget; metallic bronze-green above; white underparts; females green above 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.
Bronze-tailed Comet
A medium-sized hummingbird (13-15 cm) endemic to the Andes of Peru at 2,700-4,000 m. Green plumage with a bronze-colored, forked tail. Nectarivore of montane scrub and Polylepis forest. Uncommon and restricted to high-elevation habitats.