Amethyst Woodstar vs Allen's Hummingbird
Calliphlox amethystina 对比 Selasphorus sasin
Side-by-Side Comparison
| 属性 | Amethyst Woodstar | Allen's Hummingbird |
|---|---|---|
| 学名 | Calliphlox amethystina | Selasphorus sasin |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 7.0 cm (2.8 in) | 8.1 cm (3.2 in) |
| 体重 | 2.9 g (0.10 oz) | 3.1500000000000004 g (0.11 oz) |
| 食性 | Nectarivore visiting small flowers at forest edges and clearings; insect-like flight. Catches tiny flies and … | 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
Amethyst Woodstar
High, crystalline notes in ascending phrase; clear bright musical tones climbing smoothly in lively morning song.
Allen's Hummingbird
Deep, resonant churring trill; prolonged low buzzing sound carrying well across broad coastal mangroves.
Geographic Range & Migration
Amethyst Woodstar
Widespread in open habitats from Bolivia and Brazil south to Argentina, Paraguay, and Uruguay. Sea level to 1,200 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
Amethyst Woodstar
Allen's Hummingbird
How to Tell Them Apart
Amethyst Woodstar
Buff-breasted Sabrewing: males with glittering purple gorget; metallic bronze-green above; buff 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
Amethyst Woodstar
紫晶木星蜂鸟，体长7–8厘米，雄鸟喉部为紫水晶紫色，分布于哥伦比亚、委内瑞拉至巴西、玻利维亚和阿根廷。
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.