Violet-fronted Brilliant vs Allen's Hummingbird
Heliodoxa leadbeateri 对比 Selasphorus sasin
Side-by-Side Comparison
| 属性 | Violet-fronted Brilliant | Allen's Hummingbird |
|---|---|---|
| 学名 | Heliodoxa leadbeateri | Selasphorus sasin |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 13.4 cm (5.3 in) | 8.1 cm (3.2 in) |
| 体重 | 7.183333333333334 g (0.25 oz) | 3.1500000000000004 g (0.11 oz) |
| 食性 | Nectarivore of Colombian and Venezuelan cloud forest; visits Ericaceae and Passiflora. Gleans small insects from … | Feeds on nectar from coastal sage scrub and forest flowers in California. Supplements diet with … |
| 产卵数 | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Violet-fronted Brilliant
Broad, resonant whistle with bold projection; deep pure tone ringing out powerfully across open montane forest.
Allen's Hummingbird
Deep, resonant churring trill; prolonged low buzzing sound carrying well across broad coastal mangroves.
Geographic Range & Migration
Violet-fronted Brilliant
Widespread in Andean foothill and cloud forest from Venezuela south through Colombia, Ecuador, Peru, and Bolivia. 400–2,000 m.
Allen's Hummingbird
Breeds along the Pacific coast from Oregon to southern California. Partial migrant; some Channel Islands populations resident year-round.
保护状况
Violet-fronted Brilliant
Allen's Hummingbird
How to Tell Them Apart
Violet-fronted Brilliant
Rufous-shafted Woodstar: males with glittering violet gorget; metallic green above; rufous-shafted tail; females green above; spots
Allen's Hummingbird
Fiery-throated Hummingbird (alt): males with brilliant multicolored gorget; metallic green above; females duller; pale buff below
About These Birds
Violet-fronted Brilliant
白顶宝石蜂鸟分布于委内瑞拉、哥伦比亚、厄瓜多尔和秘鲁的安第斯山脉。雄鸟头顶白色，体羽翠绿，喉部具紫色斑块。栖息于山地森林的中上层，以花蜜为主食。常在大型花丛附近建立觅食领域。
Allen's Hummingbird
A small hummingbird (8-9 cm) breeding along the Pacific coast from Oregon to southern California. Males have an orange-red throat and rufous flanks. Closely related to Rufous Hummingbird. Partial migrant; some populations resident on Channel Islands. Named after Thomas Allen.