Rufous-shafted Woodstar vs Allen's Hummingbird
Chaetocercus jourdanii 비교 대상 Selasphorus sasin
Side-by-Side Comparison
| 속성 | Rufous-shafted Woodstar | Allen's Hummingbird |
|---|---|---|
| 학명 | Chaetocercus jourdanii | Selasphorus sasin |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Trochilidae | Trochilidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 7.0 cm (2.8 in) | 8.1 cm (3.2 in) |
| 체중 | 3.26 g (0.11 oz) | 3.1500000000000004 g (0.11 oz) |
| 식성 | Nectarivore of Trinidad and northern South America, hovering at bromeliads and Heliconia. Supplements diet with … | Feeds on nectar from coastal sage scrub and forest flowers in California. Supplements diet with … |
| 산란 수 | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Rufous-shafted Woodstar
Deep, resonant single note with striking boldness; powerful tone ringing out clearly from exposed prominent perch.
Allen's Hummingbird
Deep, resonant churring trill; prolonged low buzzing sound carrying well across broad coastal mangroves.
Geographic Range & Migration
Rufous-shafted Woodstar
Found in Andean highlands from Venezuela to Trinidad at 500-2,500 m elevation. Resident in montane forest edges and gardens.
Allen's Hummingbird
Breeds along the Pacific coast from Oregon to southern California. Partial migrant; some Channel Islands populations resident year-round.
보전 상태
Rufous-shafted Woodstar
Allen's Hummingbird
About These Birds
Rufous-shafted Woodstar
베네수엘라에서 트리니다드까지 안데스 고지에 서식하는 초소형 벌새 (7–8 cm). 수컷은 반짝이는 자홍-보라색 목. 꽃꿀과 작은 곤충 섭취.
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.