Golden-bellied Starfrontlet vs Green-tailed Trainbearer
Coeligena bonapartei 比較対象 Lesbia nuna
Side-by-Side Comparison
| 属性 | Golden-bellied Starfrontlet | Green-tailed Trainbearer |
|---|---|---|
| 学名 | Coeligena bonapartei | Lesbia nuna |
| 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) | 10.3 cm (4.1 in) |
| 体重 | 6.800000000000001 g (0.24 oz) | 3.733333333333333 g (0.13 oz) |
| 食性 | Nectarivore of Colombian and Venezuelan cloud forest; forages at Ericaceae and Clusia. Takes small insects … | Nectarivore of montane hedgerows and scrub; forages at diverse shrub flowers. Catches small insects in … |
| 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.
Green-tailed Trainbearer
Melodic, rolling phrase with liquid quality; warm bubbly notes tumbling loosely in pleasant continuous musical sequence.
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.
Green-tailed Trainbearer
Widespread in open Andean habitats from Colombia south through Ecuador, Peru, and Bolivia. 1,500–4,000 m elevation.
保全状況
Golden-bellied Starfrontlet
Green-tailed Trainbearer
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
Green-tailed Trainbearer
Chiribiqute Emerald: tiny; males with iridescent violet gorget; metallic bronze-green above; white underparts; females green 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.
Green-tailed Trainbearer
A medium-sized hummingbird (10 cm body + tail in males) found in Andean highlands from Venezuela to Peru at 2,000-3,800 m. Males have long green tail streamers, shorter than Black-tailed Trainbearer. Nectarivore of scrubby hillsides, gardens, and cloud forest edges.