Chiribiquete Emerald vs Amethyst-throated Mountain-gem
Chlorostilbon olivaresi compared with Lampornis amethystinus
Side-by-Side Comparison
| Attribute | Chiribiquete Emerald | Amethyst-throated Mountain-gem |
|---|---|---|
| Scientific Name | Chlorostilbon olivaresi | Lampornis amethystinus |
| Order | Caprimulgiformes | Caprimulgiformes |
| Family | Trochilidae | Trochilidae |
| Conservation Status | Least Concern | Least Concern |
| Length | — | — |
| Wingspan | 9.3 cm (3.7 in) | 13.1 cm (5.2 in) |
| Weight | 3.7 g (0.13 oz) | 5.6000000000000005 g (0.20 oz) |
| Diet | Feeds on nectar from flowering shrubs and epiphytes. Catches small insects and spiders to meet … | Nectarivore of Mexican and Central American montane pine-oak forest; visits Ericaceae and Salvia. Gleans arthropods. |
| Clutch Size | -- | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Chiribiquete Emerald
Rapid, mechanical twittering in even rhythm; dry staccato notes forming steady sequence throughout active period.
Amethyst-throated Mountain-gem
Pure, sustained flute-like tone held steady; single clear note with barely perceptible vibrato in tropical shade.
Geographic Range & Migration
Chiribiquete Emerald
Described from the Chiribiquete region of southeastern Colombia. Extremely restricted range in remote Amazonian Colombia.
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
Chiribiquete Emerald
Amethyst-throated Mountain-gem
How to Tell Them Apart
Chiribiquete Emerald
Gilded Sapphire: males with iridescent blue gorget; metallic golden-green above; white underparts; females green above; spotted
Amethyst-throated Mountain-gem
Bumblebee Hummingbird: tiny; males with brilliant violet gorget; metallic green above; white underparts; females green above; spotted
About These Birds
Chiribiquete Emerald
A small hummingbird (8 cm) described from the Chiribiquete region of southeastern Colombia. Green plumage. One of the most recently described hummingbird species. Very limited range in remote Amazonian Colombia. Poorly known ecology.
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.