Amethyst-throated Mountain-gem vs Blue-headed Hummingbird
Lampornis amethystinus comparado com Riccordia bicolor
Side-by-Side Comparison
| Atributo | Amethyst-throated Mountain-gem | Blue-headed Hummingbird |
|---|---|---|
| Nome científico | Lampornis amethystinus | Riccordia bicolor |
| Ordem | Caprimulgiformes | Caprimulgiformes |
| Família | Trochilidae | Trochilidae |
| Estado de conservação | Least Concern | Near Threatened |
| Comprimento | — | — |
| Envergadura | 13,1 cm (5.2 in) | — |
| Peso | 5,6000000000000005 g (0.20 oz) | 4,55 g (0.16 oz) |
| Dieta | Nectarivore of Mexican and Central American montane pine-oak forest; visits Ericaceae and Salvia. Gleans arthropods. | Nectarivore probing tubular flowers in humid forest. Supplements nectar diet with small insects and spiders … |
| Tamanho da postura | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Habitats partilhados
Amethyst-throated Mountain-gem only
Nenhum
Blue-headed Hummingbird only
Nenhum
Song & Call Comparison
Amethyst-throated Mountain-gem
Pure, sustained flute-like tone held steady; single clear note with barely perceptible vibrato in tropical shade.
Blue-headed Hummingbird
Melodic, rolling trill with bright bubbly quality; quick cheerful notes cascading pleasantly from prominent perch.
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.
Blue-headed Hummingbird
Found on Dominica and Martinique in the Lesser Antilles. Resident in montane forest and gardens on both islands.
Estado de conservação
Amethyst-throated Mountain-gem
Blue-headed Hummingbird
How to Tell Them Apart
Amethyst-throated Mountain-gem
Bumblebee Hummingbird: tiny; males with brilliant violet gorget; metallic green above; white underparts; females green above; spotted
Blue-headed Hummingbird
Cinnamon Hummingbird: males with glittering green gorget; metallic green above; cinnamon underparts; females similar; monomorphic
About These Birds
Amethyst-throated Mountain-gem
O beija-flor-de-garganta-ametista é um beija-flor mexicano com garganta ametista brilhante nos machos, encontrado em florestas de montanha no México.
Blue-headed Hummingbird
A small hummingbird (9-10 cm) found on Dominica and Martinique in the Lesser Antilles. Bright green plumage with a blue head (males). Nectarivore of montane forest and gardens. One of only two hummingbird species on each island.