Blue-fronted Lancebill vs Amethyst-throated Mountain-gem
Doryfera johannae 비교 대상 Lampornis amethystinus
Side-by-Side Comparison
| 속성 | Blue-fronted Lancebill | Amethyst-throated Mountain-gem |
|---|---|---|
| 학명 | Doryfera johannae | Lampornis amethystinus |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Trochilidae | Trochilidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 10.6 cm (4.2 in) | 13.1 cm (5.2 in) |
| 체중 | 4.540000000000001 g (0.16 oz) | 5.6000000000000005 g (0.20 oz) |
| 식성 | Nectarivore of cloud-forest epiphytes and Ericaceae blooms. Catches small arthropods near flowers for additional protein. | 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
Blue-fronted Lancebill
Sharp, high peep followed by rapid twittering; brief introductory note launching into animated cascade of lighter chips.
Amethyst-throated Mountain-gem
Pure, sustained flute-like tone held steady; single clear note with barely perceptible vibrato in tropical shade.
Geographic Range & Migration
Blue-fronted Lancebill
Found in lowland and foothill forests from southern Colombia through Ecuador and Peru to Bolivia. Sea level to 1,200 m.
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
Blue-fronted Lancebill
Amethyst-throated Mountain-gem
How to Tell Them Apart
Blue-fronted Lancebill
Dot-eared Coquette: males with elongated tufted black crest; glittering blue-green gorget; bronze-green back; females with rufous crown patch
Amethyst-throated Mountain-gem
Bumblebee Hummingbird: tiny; males with brilliant violet gorget; metallic green above; white underparts; females green above; spotted
About These Birds
Blue-fronted Lancebill
매우 긴 곧은 부리를 가진 11–12 cm의 중형 벌새. 파란-보라색 이마의 녹색 깃털. 600–1,800m의 베네수엘라에서 볼리비아까지 습윤 산지림에 서식한다. 긴 관 모양의 꽃에 특화된 꿀 먹는 새. 창 같은 부리로 명명.
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.