White-chested Emerald vs Golden-bellied Starfrontlet
Chrysuronia brevirostris 比較対象 Coeligena bonapartei
Side-by-Side Comparison
| 属性 | White-chested Emerald | Golden-bellied Starfrontlet |
|---|---|---|
| 学名 | Chrysuronia brevirostris | Coeligena bonapartei |
| 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) |
| 体重 | 4.25 g (0.15 oz) | 6.800000000000001 g (0.24 oz) |
| 食性 | Nectarivore specialising in tubular blossoms; supplements the floral nectar diet with tiny insects and spiders … | 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
White-chested Emerald
Thin, reedy whistle with plaintive nasal quality; soft tone held briefly then gently fading in rain forest.
Golden-bellied Starfrontlet
High, crystalline twittering with silvery sheen; rapid light notes cascading brightly in active display sequences.
Geographic Range & Migration
White-chested Emerald
Found in humid forests from the Guianas through northern Amazonia to eastern Venezuela. Resident in lowland forest.
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
White-chested Emerald
Golden-bellied Starfrontlet
How to Tell Them Apart
White-chested Emerald
Reunion Coucal: dark glossy black above; rufous wings; pale below; long dark tail; red eye; island endemic; similar to related species
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
White-chested Emerald
A medium-sized hummingbird (9-10 cm) found in humid forests from the Guianas through northern Amazonia to eastern Venezuela. White breast, green plumage. Short bill. Nectarivore of forest edges, savanna, and gardens.
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.