Turquoise-crowned Hummingbird vs Amethyst-throated Mountain-gem
Cynanthus doubledayi 对比 Lampornis amethystinus
Side-by-Side Comparison
| 属性 | Turquoise-crowned Hummingbird | Amethyst-throated Mountain-gem |
|---|---|---|
| 学名 | Cynanthus doubledayi | Lampornis amethystinus |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 10.0 cm (3.9 in) | 13.1 cm (5.2 in) |
| 体重 | 3.075 g (0.11 oz) | 5.6000000000000005 g (0.20 oz) |
| 食性 | 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. |
| 产卵数 | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Turquoise-crowned Hummingbird
Rapid, light twittering cascade; bright airy notes tumbling quickly in animated sequence during display.
Amethyst-throated Mountain-gem
Pure, sustained flute-like tone held steady; single clear note with barely perceptible vibrato in tropical shade.
Geographic Range & Migration
Turquoise-crowned Hummingbird
Endemic to the Pacific slope of southern Mexico from Guerrero to Oaxaca. Resident in tropical deciduous forest.
Amethyst-throated Mountain-gem
Found in montane forest from Mexico south through Guatemala and Honduras to El Salvador. 1,000–3,200 m.
保护状况
Turquoise-crowned Hummingbird
Amethyst-throated Mountain-gem
About These Birds
Turquoise-crowned Hummingbird
A medium-sized hummingbird (9-10 cm) endemic to the Pacific slope of southern Mexico from Guerrero to Oaxaca. Males have a turquoise-blue crown and green body. Nectarivore of tropical deciduous forest. A Mexican endemic with limited range.
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.