Golden-bellied Starfrontlet vs Grey-bellied Comet
Coeligena bonapartei 比較対象 Taphrolesbia griseiventris
Side-by-Side Comparison
| 属性 | Golden-bellied Starfrontlet | Grey-bellied Comet |
|---|---|---|
| 学名 | Coeligena bonapartei | Taphrolesbia griseiventris |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保全状況 | Least Concern | Endangered |
| 体長 | — | — |
| 翼開長 | 15.0 cm (5.9 in) | 15.6 cm (6.1 in) |
| 体重 | 6.800000000000001 g (0.24 oz) | 8.94 g (0.32 oz) |
| 食性 | Nectarivore of Colombian and Venezuelan cloud forest; forages at Ericaceae and Clusia. Takes small insects … | Nectarivore of Peruvian dry inter-Andean valleys; visits sparse Chuquiraga blooms. Supplements with small insects. |
| 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.
Grey-bellied Comet
Crisp, musical chip with bright quality; single sharp note ringing cleanly, repeated at irregular but frequent intervals.
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.
Grey-bellied Comet
Endemic to the western Andean slope in Peru in arid scrub and intermontane valleys. 2,400–3,800 m. Highly restricted range.
保全状況
Golden-bellied Starfrontlet
Grey-bellied 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
Grey-bellied Comet
White-bellied Woodstar: males with glittering violet gorget; metallic green above; white postocular stripe; females green above; 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.
Grey-bellied Comet
A medium-sized hummingbird (15-18 cm including long tail) endemic to a small range in the Andes of Peru at 3,000-3,500 m. Grey belly and long, forked tail. Nectarivore. Classified as Endangered due to an extremely restricted range. One of the rarest Andean hummingbirds.