Buff-breasted Sabrewing vs Allen's Hummingbird
Campylopterus duidae เปรียบเทียบกับ Selasphorus sasin
Side-by-Side Comparison
| คุณสมบัติ | Buff-breasted Sabrewing | Allen's Hummingbird |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Campylopterus duidae | Selasphorus sasin |
| อันดับ | Caprimulgiformes | Caprimulgiformes |
| วงศ์ตระกูล | Trochilidae | Trochilidae |
| สถานะการอนุรักษ์ | Least Concern | Least Concern |
| ความยาว | — | — |
| กว้างปีก | 12.9 cm (5.1 in) | 8.1 cm (3.2 in) |
| น้ำหนัก | 6.3100000000000005 g (0.22 oz) | 3.1500000000000004 g (0.11 oz) |
| อาหาร | 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 … |
| จำนวนไข่ | -- | 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.
สถานะการอนุรักษ์
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
A large hummingbird (12-13 cm) found in tepui forests of southern Venezuela and adjacent Brazil and Guyana. Green plumage with a buff breast. Nectarivore of tepui highland forest. A Pantepui endemic restricted to table-top mountains.
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.