Amethyst-throated Mountain-gem vs Buffy Helmetcrest
Lampornis amethystinus 비교 대상 Oxypogon stuebelii
Side-by-Side Comparison
| 속성 | Amethyst-throated Mountain-gem | Buffy Helmetcrest |
|---|---|---|
| 학명 | Lampornis amethystinus | Oxypogon stuebelii |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Trochilidae | Trochilidae |
| 보전 상태 | Least Concern | Vulnerable |
| 체장 | — | — |
| 날개 폭 | 13.1 cm (5.2 in) | 11.1 cm (4.4 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 high páramo and superparamo; visits sparse Espeletia and Chuquiraga flowers in harsh conditions. … |
| 산란 수 | 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.
Buffy Helmetcrest
Pure, sustained flute-like tone; single clear note held steadily then fading, warm and round in quiet forest shade.
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.
Buffy Helmetcrest
Endemic to the Ruiz-Tolima volcanic massif of Colombia in high páramo at 3,800–4,800 m. Locally common.
보전 상태
Amethyst-throated Mountain-gem
Buffy Helmetcrest
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
Buffy Helmetcrest
Purple-chested Hummingbird: males with brilliant iridescent violet-purple breast; metallic green above; females green with 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.
Buffy Helmetcrest
A small hummingbird (11-12 cm) endemic to the central Andes of Colombia at 3,500-4,500 m. Males have a striking erect crest and buffy beard. Nectarivore of high-altitude páramo, visiting Espeletia frailejón plants. Named after the German explorer Alphons Stübel.