Santa Marta Woodstar vs Allen's Hummingbird
Chaetocercus astreans 对比 Selasphorus sasin
Side-by-Side Comparison
| 属性 | Santa Marta Woodstar | Allen's Hummingbird |
|---|---|---|
| 学名 | Chaetocercus astreans | Selasphorus sasin |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 6.7 cm (2.6 in) | 8.1 cm (3.2 in) |
| 体重 | 2.605 g (0.09 oz) | 3.1500000000000004 g (0.11 oz) |
| 食性 | Endemic to the Sierra Nevada de Santa Marta; feeds on highland floral nectar and supplements … | Feeds on nectar from coastal sage scrub and forest flowers in California. Supplements diet with … |
| 产卵数 | -- | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Santa Marta Woodstar
Rapid, mechanical clicking trill; quick even staccato notes in steady dry rhythm throughout active day.
Allen's Hummingbird
Deep, resonant churring trill; prolonged low buzzing sound carrying well across broad coastal mangroves.
Geographic Range & Migration
Santa Marta Woodstar
Endemic to the Sierra Nevada de Santa Marta, Colombia, at 1,200-3,000 m elevation. Found nowhere else in the world.
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
Santa Marta Woodstar
Allen's Hummingbird
How to Tell Them Apart
Santa Marta Woodstar
Bahama Woodstar (alt): tiny; males with glittering magenta-rose gorget; metallic green above; white underparts; females spotted below
Allen's Hummingbird
Fiery-throated Hummingbird (alt): males with brilliant multicolored gorget; metallic green above; females duller; pale buff below
About These Birds
Santa Marta Woodstar
圣玛尔塔木星蜂鸟 (Chaetocercus astreans)，体长约6厘米。雄鸟喉部辉紫色，其余体羽绿色，尾羽细而分叉。特有于哥伦比亚圣玛尔塔山脉的高海拔山地。以花蜜为主食，悬停采蜜。为受威胁物种。
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.