Blue-mantled Thornbill vs Golden-bellied Starfrontlet
Chalcostigma stanleyi 比較対象 Coeligena bonapartei
Side-by-Side Comparison
| 属性 | Blue-mantled Thornbill | Golden-bellied Starfrontlet |
|---|---|---|
| 学名 | Chalcostigma stanleyi | Coeligena bonapartei |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 13.2 cm (5.2 in) | 15.0 cm (5.9 in) |
| 体重 | 5.2749999999999995 g (0.19 oz) | 6.800000000000001 g (0.24 oz) |
| 食性 | Nectarivore of Andean treeline scrub; visits Ericaceae and Brachyotum blooms. Supplements with small arthropods. | Nectarivore of Colombian and Venezuelan cloud forest; forages at Ericaceae and Clusia. Takes small insects … |
| 一腹卵数 | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Blue-mantled Thornbill
Crisp, whistled notes in ascending sequence; clean bright tones stepping up smoothly in cheerful morning delivery.
Golden-bellied Starfrontlet
High, crystalline twittering with silvery sheen; rapid light notes cascading brightly in active display sequences.
Geographic Range & Migration
Blue-mantled Thornbill
Found in high Andean páramo from Colombia south through Ecuador and Peru to Bolivia. 3,000–4,500 m elevation.
Golden-bellied Starfrontlet
Found in cloud forest of the eastern Andes of Colombia and western Venezuela at 1,800–2,800 m.
保全状況
Blue-mantled Thornbill
Golden-bellied Starfrontlet
How to Tell Them Apart
Blue-mantled Thornbill
Long-billed Starthroat: males glittering blue-green gorget; metallic green above; long bill; white pectoral tufts; females green with spots
Golden-bellied Starfrontlet
Green-headed Hillstar: males with glittering green head; metallic green above; white underparts; females green above; spotted buff below
About These Birds
Blue-mantled Thornbill
コロンビアからボリビアのアンデスのパラモ（3,500〜4,800 m）の小型ハチドリ（10〜11 cm）。雄は青紫色の外套と短い嘴を持つ。高高度のチュキラガやプヤの花で花蜜を吸う。
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.