Buff-breasted Sabrewing vs Allen's Hummingbird
Campylopterus duidae 对比 Selasphorus sasin
Side-by-Side Comparison
| 属性 | Buff-breasted Sabrewing | Allen's Hummingbird |
|---|---|---|
| 学名 | Campylopterus duidae | Selasphorus sasin |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 12.9 cm (5.1 in) | 8.1 cm (3.2 in) |
| 体重 | 6.3100000000000005 g (0.22 oz) | 3.1500000000000004 g (0.11 oz) |
| 食性 | Nectarivore specialising in tubular blossoms; supplements the floral nectar diet with tiny insects and spiders … | 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
Buff-breasted Sabrewing
Harsh, nasal buzz with emphatic delivery; rough coarse notes audible at considerable distance from territory.
Allen's Hummingbird
Deep, resonant churring trill; prolonged low buzzing sound carrying well across broad coastal mangroves.
Geographic Range & Migration
Buff-breasted Sabrewing
Found in tepui forests of southern Venezuela and adjacent Brazil and Guyana. Restricted to Pantepui highland plateaus.
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
Buff-breasted Sabrewing
Allen's Hummingbird
How to Tell Them Apart
Buff-breasted Sabrewing
Nubian Bustard: white underparts; sandy-brown above; black crown; chestnut neck; pale streaked upperparts; sexually dimorphic
Allen's Hummingbird
Fiery-throated Hummingbird (alt): males with brilliant multicolored gorget; metallic green above; females duller; pale buff below
About These Birds
Buff-breasted Sabrewing
淡胸刀翅蜂鸟，体长12–13厘米，分布于委内瑞拉南部、巴西和圭亚那的台地森林。
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.