Amethyst-throated Mountain-gem vs Red-tailed Comet
Lampornis amethystinus 비교 대상 Sappho sparganurus
Side-by-Side Comparison
| 속성 | Amethyst-throated Mountain-gem | Red-tailed Comet |
|---|---|---|
| 학명 | Lampornis amethystinus | Sappho sparganurus |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Trochilidae | Trochilidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 13.1 cm (5.2 in) | 12.6 cm (5.0 in) |
| 체중 | 5.6000000000000005 g (0.20 oz) | 5.4 g (0.19 oz) |
| 식성 | Nectarivore of Mexican and Central American montane pine-oak forest; visits Ericaceae and Salvia. Gleans arthropods. | Nectarivore of Andean high-altitude scrub; visits Chuquiraga and Ericaceae flowers. Catches small insects near blooms. |
| 산란 수 | 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.
Red-tailed Comet
Pure, bell-like tones in descending sequence; clear musical notes stepping down smoothly with resonant ringing quality.
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.
Red-tailed Comet
Found in the Andes and Patagonian scrub of Argentina and Bolivia from 1,000–4,200 m. Partly migratory southward.
보전 상태
Amethyst-throated Mountain-gem
Red-tailed Comet
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
Red-tailed Comet
Purple-throated Woodstar: males with glittering rose-pink gorget; metallic green above; white underparts; tiny; females spotted below
About These Birds
Amethyst-throated Mountain-gem
자수정목벌새는 멕시코 산악 지대에 서식하는 아름다운 벌새이다. 수컷은 자수정색의 반짝이는 목 깃털이 특징이며 녹색 등과 조화를 이룬다. 고산대의 꽃들 특히 자주색 꽃의 꿀을 좋아하며 빠른 날갯짓으로 정지 비행을 한다.
Red-tailed Comet
A stunning hummingbird (15-22 cm including tail) found in dry inter-Andean valleys from Bolivia to northwestern Argentina at 2,000-4,500 m. Males have a deeply forked, iridescent red-orange tail. Nectarivore of arid scrub and cactus flowers. An iconic Andean species.