Golden-bellied Starfrontlet vs Amethyst-throated Mountain-gem

Coeligena bonapartei compared with Lampornis amethystinus

Side-by-Side Comparison

Attribute Golden-bellied Starfrontlet Amethyst-throated Mountain-gem
Scientific Name Coeligena bonapartei Lampornis amethystinus
Order Caprimulgiformes Caprimulgiformes
Family Trochilidae Trochilidae
Conservation Status Least Concern Least Concern
Length — —
Wingspan 15.0 cm (5.9 in) 13.1 cm (5.2 in)
Weight 6.800000000000001 g (0.24 oz) 5.6000000000000005 g (0.20 oz)
Diet Nectarivore of Colombian and Venezuelan cloud forest; forages at Ericaceae and Clusia. Takes small insects … Nectarivore of Mexican and Central American montane pine-oak forest; visits Ericaceae and Salvia. Gleans arthropods.
Clutch Size 2 2
Population Trend — —

Habitat Comparison

Shared Habitats

Golden-bellied Starfrontlet only

None

Amethyst-throated Mountain-gem only

None

Song & Call Comparison

Golden-bellied Starfrontlet

Song

High, crystalline twittering with silvery sheen; rapid light notes cascading brightly in active display sequences.

Amethyst-throated Mountain-gem

Song

Pure, sustained flute-like tone held steady; single clear note with barely perceptible vibrato in tropical shade.

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.

Amethyst-throated Mountain-gem

Found in montane forest from Mexico south through Guatemala and Honduras to El Salvador. 1,000–3,200 m.

Conservation Status

Least Concern

Golden-bellied Starfrontlet

Least Concern

Amethyst-throated Mountain-gem

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.

Amethyst-throated Mountain-gem

A medium-sized hummingbird (11-12 cm) found in mountain forests from Mexico to Honduras at 1,000-3,000 m. Males have an amethyst-purple throat. Nectarivore of pine-oak and cloud forest. Commonly visits feeders in Mexican highland gardens.

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