Amethyst-throated Mountain-gem vs Violet-crowned Hummingbird
Lampornis amethystinus 比較対象 Leucolia violiceps
Side-by-Side Comparison
| 属性 | Amethyst-throated Mountain-gem | Violet-crowned Hummingbird |
|---|---|---|
| 学名 | Lampornis amethystinus | Leucolia violiceps |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 13.1 cm (5.2 in) | — |
| 体重 | 5.6000000000000005 g (0.20 oz) | 5.433333333333333 g (0.19 oz) |
| 食性 | Nectarivore of Mexican and Central American montane pine-oak forest; visits Ericaceae and Salvia. Gleans arthropods. | Feeds on floral nectar in forest understory, hovering at Heliconia and bromeliads. Supplements with spiders … |
| 一腹卵数 | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Amethyst-throated Mountain-gem
Pure, sustained flute-like tone held steady; single clear note with barely perceptible vibrato in tropical shade.
Violet-crowned Hummingbird
Thin, reedy chip with soft quality; barely audible staccato note given from dense vegetative cover. Vocalization pattern typical of this species in its native habitat.
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.
Violet-crowned Hummingbird
Found in arid to semi-humid habitats from the southwestern United States to central Mexico. Partial migrant.
保全状況
Amethyst-throated Mountain-gem
Violet-crowned Hummingbird
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.
Violet-crowned Hummingbird
A medium-sized hummingbird (10-11 cm) found in arid to semi-humid habitats from the southwestern US to central Mexico. Males have a white breast and violet-blue crown. Nectarivore of oak woodland, desert oases, and gardens. Visits feeders in the southwestern US.