Black-breasted Puffleg vs Amethyst-throated Mountain-gem
Eriocnemis nigrivestis 비교 대상 Lampornis amethystinus
Side-by-Side Comparison
| 속성 | Black-breasted Puffleg | Amethyst-throated Mountain-gem |
|---|---|---|
| 학명 | Eriocnemis nigrivestis | Lampornis amethystinus |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Trochilidae | Trochilidae |
| 보전 상태 | Endangered | Least Concern |
| 체장 | — | — |
| 날개 폭 | 11.4 cm (4.5 in) | 13.1 cm (5.2 in) |
| 체중 | 4.449999999999999 g (0.16 oz) | 5.6000000000000005 g (0.20 oz) |
| 식성 | Nectarivore of Andean montane Ericaceae and epiphyte flowers; fluffy leg puffs visible during hover. Gleans … | Nectarivore of Mexican and Central American montane pine-oak forest; visits Ericaceae and Salvia. Gleans arthropods. |
| 산란 수 | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Black-breasted Puffleg
Soft, sustained hum barely audible; extremely faint low-frequency sound audible only at very close range.
Amethyst-throated Mountain-gem
Pure, sustained flute-like tone held steady; single clear note with barely perceptible vibrato in tropical shade.
Geographic Range & Migration
Black-breasted Puffleg
Endemic to the western Andes of Ecuador, primarily the Pichincha and Imbabura regions. 2,800–3,600 m. Critically endangered.
Amethyst-throated Mountain-gem
Found in montane forest from Mexico south through Guatemala and Honduras to El Salvador. 1,000–3,200 m.
보전 상태
Black-breasted Puffleg
Amethyst-throated Mountain-gem
How to Tell Them Apart
Black-breasted Puffleg
Violet-fronted Brilliant: males with glittering violet forehead; metallic green above; white belly; females green above; spotted below
Amethyst-throated Mountain-gem
Bumblebee Hummingbird: tiny; males with brilliant violet gorget; metallic green above; white underparts; females green above; spotted
About These Birds
Black-breasted Puffleg
에콰도르 북서부 안데스 해발 2,800~3,400m에 고유한 10~11cm 소형 벌새. 위기종; 심각한 서식지 파괴.
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.