Amethyst-throated Mountain-gem vs Peruvian Racket-tail
Lampornis amethystinus 比較対象 Ocreatus peruanus
Side-by-Side Comparison
| 属性 | Amethyst-throated Mountain-gem | Peruvian Racket-tail |
|---|---|---|
| 学名 | Lampornis amethystinus | Ocreatus peruanus |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保全状況 | Least Concern | Not Evaluated |
| 体長 | — | — |
| 翼開長 | 13.1 cm (5.2 in) | — |
| 体重 | 5.6000000000000005 g (0.20 oz) | 3.0 g (0.11 oz) |
| 食性 | Nectarivore of Mexican and Central American montane pine-oak forest; visits Ericaceae and Salvia. Gleans arthropods. | Nectarivore of Peruvian montane forest; forages at diverse Andean flowers. Supplements with small arthropods. |
| 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.
Peruvian Racket-tail
Soft, sibilant hissing trill; gentle continuous buzz with pulsing quality during slow courtship hovering display.
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.
Peruvian Racket-tail
Found on the eastern Andean slope in Peru in foothill and lower montane forest. 400–1,600 m elevation.
保全状況
Amethyst-throated Mountain-gem
Peruvian Racket-tail
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.
Peruvian Racket-tail
A small hummingbird (8-10 cm plus tail rackets in males) found in Andean cloud forests of Peru at 1,500-2,500 m. Males have elongated tail rackets and white leg puffs. Recently split from Booted Racket-tail. Nectarivore of montane forest.