Golden-bellied Starfrontlet vs Black-thighed Puffleg
Coeligena bonapartei compared with Eriocnemis derbyi
Side-by-Side Comparison
| Attribute | Golden-bellied Starfrontlet | Black-thighed Puffleg |
|---|---|---|
| Scientific Name | Coeligena bonapartei | Eriocnemis derbyi |
| Order | Caprimulgiformes | Caprimulgiformes |
| Family | Trochilidae | Trochilidae |
| Conservation Status | Least Concern | Least Concern |
| Length | — | — |
| Wingspan | 15.0 cm (5.9 in) | 11.2 cm (4.4 in) |
| Weight | 6.800000000000001 g (0.24 oz) | 5.25 g (0.19 oz) |
| Diet | Nectarivore of Colombian and Venezuelan cloud forest; forages at Ericaceae and Clusia. Takes small insects … | Nectarivore of Colombian Andes; visits dense Ericaceae patches at high elevations. Catches small insects in … |
| Clutch Size | 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.
Black-thighed Puffleg
Rapid, buzzy trill with slightly harsh quality; quick series of rough notes given persistently near territorial boundaries.
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.
Black-thighed Puffleg
Found in high Andean cloud forests and páramo from Colombia south through Ecuador to northern Peru. 2,400–3,600 m.
Conservation Status
Golden-bellied Starfrontlet
Black-thighed Puffleg
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
Black-thighed Puffleg
Fawn-breasted Brilliant: males with brilliant violet gorget; metallic bronze-green; fawn-buff underparts; females green above; spotted
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.
Black-thighed Puffleg
A small hummingbird (10-11 cm) found in Andean cloud forests from Colombia to Ecuador at 2,500-3,200 m. Green plumage with black thigh feathers and white leg puffs. Nectarivore of cloud forest and forest edges. Classified as Near Threatened due to habitat loss.