Amethyst-throated Mountain-gem vs Coppery Metaltail
Lampornis amethystinus compared with Metallura theresiae
Side-by-Side Comparison
| Attribute | Amethyst-throated Mountain-gem | Coppery Metaltail |
|---|---|---|
| Scientific Name | Lampornis amethystinus | Metallura theresiae |
| Order | Caprimulgiformes | Caprimulgiformes |
| Family | Trochilidae | Trochilidae |
| Conservation Status | Least Concern | Least Concern |
| Length | — | — |
| Wingspan | 13.1 cm (5.2 in) | 11.7 cm (4.6 in) |
| Weight | 5.6000000000000005 g (0.20 oz) | 4.925000000000001 g (0.17 oz) |
| Diet | Nectarivore of Mexican and Central American montane pine-oak forest; visits Ericaceae and Salvia. Gleans arthropods. | Nectarivore of Peruvian cloud forest; forages at Ericaceae and epiphytic orchids. Gleans tiny arthropods from … |
| Clutch Size | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Shared Habitats
Amethyst-throated Mountain-gem only
None
Coppery Metaltail only
Song & Call Comparison
Amethyst-throated Mountain-gem
Pure, sustained flute-like tone held steady; single clear note with barely perceptible vibrato in tropical shade.
Coppery Metaltail
Deep, resonant trill with buzzing quality; powerful low-frequency churring vibrating through dense tropical vegetation.
Geographic Range & Migration
Amethyst-throated Mountain-gem
Found in montane forest from Mexico south through Guatemala and Honduras to El Salvador. 1,000–3,200 m.
Coppery Metaltail
Endemic to Peru in the Cordillera Negra region of the western Andes at 3,000–4,400 m elevation.
Conservation Status
Amethyst-throated Mountain-gem
Coppery Metaltail
About These Birds
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.
Coppery Metaltail
A small hummingbird (9-10 cm) endemic to the Andes of central Peru at 2,500-3,800 m. Males have a coppery-bronze tail. Nectarivore of cloud forest and elfin forest edges. A Peruvian endemic. Named after the botanical collector Therese, Princess of Bavaria.