Green-crowned Brilliant vs Allen's Hummingbird
Heliodoxa jacula 对比 Selasphorus sasin
Side-by-Side Comparison
| 属性 | Green-crowned Brilliant | Allen's Hummingbird |
|---|---|---|
| 学名 | Heliodoxa jacula | Selasphorus sasin |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 14.1 cm (5.6 in) | 8.1 cm (3.2 in) |
| 体重 | 7.633333333333333 g (0.27 oz) | 3.1500000000000004 g (0.11 oz) |
| 食性 | Nectarivore of Central American and Colombian cloud forest; visits diverse montane flowers. Catches small insects … | 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
Green-crowned Brilliant
Harsh, crackling buzz with emphatic onset; abrupt rough trill issuing from scrub then stopping sharply.
Allen's Hummingbird
Deep, resonant churring trill; prolonged low buzzing sound carrying well across broad coastal mangroves.
Geographic Range & Migration
Green-crowned Brilliant
Found in humid foothill and lower montane forest from Costa Rica south through Colombia and Ecuador to Peru. 400–1,600 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
Green-crowned Brilliant
Allen's Hummingbird
How to Tell Them Apart
Green-crowned Brilliant
Oasis Hummingbird: males with iridescent purple gorget; metallic bronze-green above; white underparts; 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
Green-crowned Brilliant
绿冠宝石蜂鸟分布于哥斯达黎加和巴拿马至哥伦比亚的热带森林。雄鸟体羽翠绿，具闪光蓝绿色冠羽，喉部具紫色斑块。栖息于低地和丘陵的湿润森林，以花蜜为主食。常见于海拔700-1700米的中美洲太平洋坡。
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.