Hyacinth Visorbearer vs Golden-bellied Starfrontlet
Augastes scutatus 比較対象 Coeligena bonapartei
Side-by-Side Comparison
| 属性 | Hyacinth Visorbearer | Golden-bellied Starfrontlet |
|---|---|---|
| 学名 | Augastes scutatus | Coeligena bonapartei |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 10.7 cm (4.2 in) | 15.0 cm (5.9 in) |
| 体重 | 3.3 g (0.12 oz) | 6.800000000000001 g (0.24 oz) |
| 食性 | Nectarivore of Brazilian cerrado flowers, particularly Vellozia and Qualea. Catches small insects near rocky outcrops. | 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
Hyacinth Visorbearer
Soft, pure sustained tone with gentle vibrato; single melodic note trembling slightly, typical of quiet upland forest perches.
Golden-bellied Starfrontlet
High, crystalline twittering with silvery sheen; rapid light notes cascading brightly in active display sequences.
Geographic Range & Migration
Hyacinth Visorbearer
Endemic to the campo rupestre of the Espinhaço Range in Minas Gerais, Brazil. Found at 900–1,600 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
Hyacinth Visorbearer
Golden-bellied Starfrontlet
How to Tell Them Apart
Hyacinth Visorbearer
Velvet-purple Coronet: brilliant velvety purple head; glittering green gorget; iridescent purple body; white underparts; straight bill
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
Hyacinth Visorbearer
ブラジル南東部の高地、特にミナス・ジェライス州固有の小型ハチドリ（8〜9cm）。虹彩色のヒヤシンスブルーの前額バイザーと緑色の羽毛を持つ。疎らな植生の岩礁カンポ・ルペストレ生息地の蜜食者。準絶滅危惧に分類。
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.