Black Jacobin vs Amethyst-throated Mountain-gem
Florisuga fusca comparado con Lampornis amethystinus
Side-by-Side Comparison
| Atributo | Black Jacobin | Amethyst-throated Mountain-gem |
|---|---|---|
| Nombre científico | Florisuga fusca | Lampornis amethystinus |
| Orden | Caprimulgiformes | Caprimulgiformes |
| Familia | Trochilidae | Trochilidae |
| Estado de conservación | Least Concern | Least Concern |
| Longitud | — | — |
| Envergadura | 15,2 cm (6.0 in) | 13,1 cm (5.2 in) |
| Peso | 8,0 g (0.28 oz) | 5,6000000000000005 g (0.20 oz) |
| Dieta | Nectarivore trap-lining low-forest flowers; catches small insects and spiders gleaned from leaf surfaces. | Nectarivore of Mexican and Central American montane pine-oak forest; visits Ericaceae and Salvia. Gleans arthropods. |
| Tamaño de la puesta | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Hábitats compartidos
Ninguno
Black Jacobin only
Ninguno
Amethyst-throated Mountain-gem only
Song & Call Comparison
Black Jacobin
Melodic, flute-like series descending smoothly; rich sustained notes with slight vibrato, beautiful and clear in calm air.
Amethyst-throated Mountain-gem
Pure, sustained flute-like tone held steady; single clear note with barely perceptible vibrato in tropical shade.
Geographic Range & Migration
Black Jacobin
Endemic to eastern Brazil in the Atlantic Forest from Bahia south to Rio Grande do Sul. Resident in Atlantic forest and adjacent open areas.
Amethyst-throated Mountain-gem
Found in montane forest from Mexico south through Guatemala and Honduras to El Salvador. 1,000–3,200 m.
Estado de conservación
Black Jacobin
Amethyst-throated Mountain-gem
How to Tell Them Apart
Black Jacobin
Males entirely blackish with a glossy blue-violet sheen; white tips to undertail coverts; white tail corners; female similar but duller with white-spotted underparts; Atlantic forest hummingbird with unusual all-dark plumage …
Amethyst-throated Mountain-gem
Bumblebee Hummingbird: tiny; males with brilliant violet gorget; metallic green above; white underparts; females green above; spotted
About These Birds
Black Jacobin
A medium-sized hummingbird (12-13 cm) endemic to the Atlantic Forest of southeastern Brazil. Mostly black plumage with white tail sides visible in flight. Nectarivore of forest and forest edge. Often feeds at bromeliads and Erythrina flowers. An important pollinator of Atlantic Forest plants.
Amethyst-throated Mountain-gem
El colibrí de garganta amatista es un colibrí montano de México y Guatemala con garganta violeta-amatista brillante en el macho.